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Company Name

Location

Area

Year

Class

Box No

Company No

T.E. Briggs Ltd 1920 BT31 25776 166051
T.H. Thorp Ltd 1895 BT31 6153 43572
Tadergount Copper Mine Ltd 1879 BT31 2549 13262
Tahoma Co. Ltd Idaho U.S.A. 1885 BT31 3512 21380
Talacre & Gronant Mining Co. Ltd Gronant Flintshire 1880 BT31 2637 13994
Talacre District Mining & Drainage Co. Ltd Gronant Flintshire 1892 BT31 5416 37351
Talargoch Mining Co. Ltd Dyserth Flintshire 1875 BT31 2143 9898
Talargoch Mining Co. Ltd Dyserth Flintshire BT41 673 3677
Talargoch Mining Co. Ltd Dyserth Flintshire 1857 BT31 246 809
Taliesin Mining Co. Ltd Taliesin Cardiganshire 1871 BT31 1625 5534
Taliesin Silver Lead Mining Co. Ltd Taliesin Cardiganshire 1857 BT31 243 791
Talisman Mines Ltd 1896 BT31 7139 50362
Talley Lead Mining Co. Ltd Talley Carmarthenshire 1880 BT31 2725 14739
Talybont Lead Mines Ltd Tal-y-bont Cardiganshire 1910 BT31 19533 110332
Talybont Silver Lead Mining Co. Ltd Tal-y-bont Cardiganshire 1875 BT31 2145 9912
Talybont Silver Lead Mining Co. Ltd Tal-y-bont Cardiganshire 1885 BT31 3542 21623
Talysarn Copper Mines Ltd Drewsycoed Caernarvonshire 1907 BT31 11866 92263
Tamar Consolidated Tin Mines Ltd Devon 1927 BT31 32832 221816
Tamar Consols Silver Lead Mining Co. Ltd Bere Ferrers Devon 1871 BT286 220
Tamar Silver Lead & Fluorspar Mining Co. Ltd Bere Ferrers Devon 1878 BT286 463
Tamar Tin Smelting Co. Ltd Bere Alston Devon 1884 BT31 14784 20518
Tambaroora & Turon Mines Ltd 1890 BT31 4790 31712
Tambracherry Estates Co. Ltd India 1881 BT31 2751 14938
Tan y Bwlch & Bwlch y Tocyn Mining Co. Ltd Pwllheli Caernarvonshire 1877 BT31 2339 11425
Tan y Bwlch Lead & Copper Mining Co. Ltd Pwllheli Caernarvonshire 1876 BT31 2286 11004
Tan y Garth Mining Co. Ltd Bethesda Caernarvonshire 1909 BT31 12716 102167
Tan yr Allt (Cardiganshire) Silver Lead Mining Co. Ltd Tal-y-bont Cardiganshire 1874 BT31 1932 8006
Tan yr Allt Mining Co. Ltd Tal-y-bont Cardiganshire 1869 BT31 1479 4520
Tandem Smelting Co. Ltd 1894 BT31 15400 41477
Tangier Mine Ltd 1897 BT31 7639 54536
Tankerville Great Consols Co Ltd Shelve Shropshire 1880 BT31 2709 14603
Tankerville Mining Co. Ltd Shelve Shropshire 1870 BT31 1522 4793
Tarset Mining Co. Ltd Bellingham Durham 1882 BT31 3061 17423
Tasmanian Prospecting Syndicate Ltd 1904 BT31 10689 80972
Tasmanian Smelting Co. Ltd 1898 BT31 15932 56365
Tassan Mining Co. Ltd Castleblaney Ireland 1857 BT41 675 3686
Tassan Mining Co. Ltd Castleblaney Ireland 1857 BT31 249 821
Taunus Silver Lead & Copper Mining Co. Ltd Nassau Germany 1881 BT31 2815 15427
Tavarone Mining Co. Ltd Italy 1870 BT31 1523 4799
Tavistock Great Consols Ltd Tavistock Devon 1881 BT31 2851 15687
Tavy Consols Mines & Arsenic Works Ltd Buckland Monachorum Devon 1881 BT286 543
Tavy Consuls Mines & Arsenic Works Ltd Buckland Monachorum Devon 1881 BT286 6
Tavy Mining Syndicate Ltd Buckland Monachorum Devon 1887 BT31 3976 25253
Tavy United Mines & Arsenic Works Ltd Buckland Monachorum Devon 1889 BT31 4464 29105
Tecoma Silver Mining Co. Ltd Utah U.S.A. 1873 BT31 1803 6905
Tees Side Lead Mining Co. Ltd Garrigill Cumberland 1861 BT31 538 2175
Teesdale Lead & Zinc Mines Ltd Stanhope Durham 1906 BT31 11582 89414
Teesdale Mineral Co Durham 1892 BT31 5307 36309
Teesdale Mining Co. Ltd Harwood Durham 1874 BT31 1930 7984
Teify Vale Mining Co. Ltd Cardiganshire 1895 BT31 6559 46158
Teign Valley Lead & Barytes Mining Co. Ltd Bridford Devon 1870 BT286 189
Teign Valley Mining Co. Ltd Bridford Devon 1896 BT31 15580 47193
Telemarken Copper Mining & Smelting Co. Ltd Norway 1906 BT31 11527 88850
Telemarken Copper Mining & Smelting Co. Ltd Norway 1906 BT31 11527 88850
Temengor Tin Mining Co. Ltd 1926 BT31 32764 215126
Temesvar Mining Co. Ltd 1908 BT31 12462 98942
Temple Lead Mining Co. Ltd Ponterwyd Cardiganshire 1876 BT31 2229 10546
Templelyne Mining Co BT41 676 3697
Terras Syndicate Ltd St Stephen in Brannel Cornwall 1893 BT31 5494 38046
Terras Tin Mining Co. Ltd St Stephen in Brannel Cornwall 1870 BT286 190
Terriccio Copper Mining Co. Tuscany Ltd Italy 1863 BT31 770 387C
Terriccio Estate & Copper Mining Co. Ltd Italy 1876 BT31 2250 10730
Tetiuhe Mining Corporation Ltd 1925 BT31 32687 206055
Texas & New Mexico Land Syndicate Ltd 1883-1885 BT2 1221
Thames Lead & Silver Mining Syndicate Ltd 1892-1896 BT2 2417
Thames Smelting & Refining Co. Ltd 1913 BT31 21617 130279
The Argyle Mining Co. Ltd Scotland nd BT2 4767
The Beni-Felkai Mining Co. Ltd Vol 1. 1907 BT31 37673 94384
The Beni-Felkai Mining Co. Ltd Vol 2 1907 BT31 37674 94384
The British & International Mining & Finance Corporation Ltd (as changed) 1910 BT31 35861 109923
The British Tin Smelting Co. Ltd 1937 BT31 41470 329330
The Central African Mining Co. Ltd nd BT2 4822
The Coombsdale Mining Co. Ltd 1927 BT31 29872 222480
The Crystalline Mining Co. Ltd nd BT2 5143
The Donovan Mining Co. Ltd nd BT2 5117
The Drayton Mining & Industrial Corporation Ltd 1928 BT31 30329 233812
The Escondido Mining Syndicate Ltd nd BT2 5508
The Fifeshire Mining Syndicate Ltd Fifeshire nd BT2 4537
The Gaeta Mining Syndicate Ltd nd BT2 5671
The Gaeta Pioneer Mining Co. Ltd nd BT2 5879
The Hawks Wood Mining Co. Ltd Launceston Cornwall 1944 BT31 38104 389497
The Herman Mining Co. Ltd nd BT2 5296
The Kithill Mining Co. Ltd Calstock Cornwall nd BT2 5108
The Mineral Boring & Mining Co. Ltd 1979 BT2 1974 85
The Ring Valley Mining Co. Tasmania Australia 1900 BT31 9017 66710
The Santon Mining Co. Ltd Vol 1 Santon Lincolnshire 1918 BT31 38339 150611
The Santon Mining Co. Ltd Vol F. Santon Lincolnshire 1918 BT31 38340 150611
The Scots-Canadian Mining & Developing Syndicate L nd BT2 4410
The Scottish Californian Mining Syndicate Ltd nd BT2 4424
The Scottish Gympie Freehold Mining Co. 1900 L nd BT2 4674
The Scottish Mexican Mining Co. Ltd nd BT2 5439
The Strathearn Mining Syndicate of British Columbi nd BT2 3882
The Veraguas Mining Co. Ltd nd BT2 5765
Thistle Consolidated Mines Ltd 1896 BT31 6775 47673
Thomas Briggs Ltd 1894 BT31 5963 42049
Thomas Spowart & Co. Ltd 1887 BT2 1630
Thracian Mining Syndicate Ltd 1926 BT31 33836 215529
Threlkeld Lead Mines Ltd Keswick Cumberland 1913 BT31 21883 132532
Threlkeld Mines Ltd Keswick Cumberland 1906 BT31 17898 90605
Threlkeld Mining Co. Ltd Keswick Cumberland 1879-1932 BT2 906
Tibet Mines & Minerals Co. Ltd 1904 BT31 10759 81554
Tiflis Iron Mines & Works Ltd 1873 BT31 1901 7686
Tigon Mining & Finance Corporation Ltd 1913 BT31 35123 131582
Tin & Amblygonite Mines Ltd 1905 BT31 11153 85050
Tin Electro Smelting (Zinnoxyd) Co. Ltd 1900 BT31 8933 65875
Tin Era Mines Ltd St Cleer Cornwall 1887 BT286 72
Tin Era Mines Ltd St Cleer Cornwall 1887 BT286 582
Tin Hill Ltd St Stephen Cornwall 1880 BT31 2712 14623
Tin Mines of West Cornwall Ltd Cornwall 1906 BT31 11546 89022
Tin Selection Trust East Wheal Lovell & Parc-an-chy Cornwall 1924 BT31 32660 202633
Tincroft Mining Co. Ltd Camborne Cornwall 1896 BT31 6788 47761
Tindene Co. Ltd Breage Cornwall 1890 BT31 4906 32659
Tindene Mining Co. Ltd Breage Cornwall 1886 BT31 3775 23576
Tinoca Ltd 1887 BT2 1666
Titanium Ore Co. Ltd Cornwall 1864 BT31 962 1338C
Tocopilla Copper Mining & Smelting Co. Ltd Bolivia 1881 BT31 2817 15439
Toiyabe Silver Mining Co. Ltd Nevada U.S.A. 1871 BT31 1630 5571
Tokar (Sudan) Prospecting Syndicate Ltd 1904 BT31 10902 82746
Toledo Silver Lead Mines Co. Ltd 1889 BT31 4548 29792
Tolgullow United Mines Co. Ltd Gwennap Cornwall 1886 BT286 46
Tolgullow United Mines Co. Ltd Gwennap Cornwall 1886 BT286 565
Tolgus Mines (1927) Ltd Redruth Cornwall 1927 BT31 29829 221557
Tolgus Mines Ltd Redruth Cornwall 1919 BT31 24373 152935
Tolima El Dorado Mines Ltd 1899 BT31 8485 61753
Tolima Mining Co. Ltd 1909 BT31 18892 103567
Tolima Silver Mining Co. Ltd 1871 BT31 1617 5481
Toll Dish Mine Syndicate Ltd St Colomb Cornwall 1910 BT31 13259 109777
Toll Dish Tin Mining Co. Ltd St Colomb Cornwall 1880 BT286 491
Toll Dish Tin Mining Co. Ltd St Enoder Cornwall 1887 BT286 579
Toll Dish Tin Mining Co. Ltd St Enoder Cornwall 1887 BT286 66
Tominil (Mexican) Mining Co. (1910) Ltd 1910 BT31 19627 111419
Tominil (Mexican) Mining Co. Ltd 1906 BT31 11762 91215
Tominil Mines Ltd Mexico 1891 BT31 5217 35379
Tondu Co. Ltd Maesteg Glamorganshire 1874 BT31 2004 8620
Torbay Hematite Iron Mining Co. Ltd Brixham Devon 1863 BT286 29
Toro Mining Co. Ltd 1892-1894 BT2 2305
Torres Mines Ltd 1906 BT31 11404 87551
Toweli South African Estates Ltd 1889 BT31 4620 30329
Townhead Mining Co. Ltd Egremont Cumberland 1905 BT31 17521 85426
Tracton Silver Lead Mining Co. Ltd Ireland 1858 BT31 353 1287
Tracton Silver Lead Mining Co. Ltd Ireland 1858 BT41 690 3760
Transatlantic Mines Purchase Syndicate Ltd 1896 BT31 6984 49177
Transvaal Copper & Mineral Co. Ltd (1884) Transvaal South Africa 1884 BT31 3272 19268
Transvaal Estates & Development Co. Ltd South Africa 1889 BT31 31144 28367
Transvaal Exploration Syndicate Ltd Transvaal South Africa 1886 BT31 3765 23476
Transvaal Mines Acquisition Syndicate Ltd 1888 BT31 4300 27913
Transvaal Mines Development Association Ltd 1887 BT31 3866 24381
Transvaal Prospecting Co. Ltd Transvaal South Africa 1886 BT31 3698 22995
Transvaal Prospecting Co. Ltd Transvaal South Africa 1887 BT31 3921 24801
Transvaal Syndicate Ltd Transvaal South Africa 1884 BT31 3358 20016
Traversella Mines Ltd 1899 BT31 8754 64108
Trebarvah Mining Co. Ltd Perranuthnoe Cornwall 1872 BT286 300
Trebell Mining Co. Ltd Lanivet Cornwall 1952 BT31 38149 504089
Treburgett Consolidated Mines Ltd St Teath Cornwall 1919 BT31 24430 153417
Treburland Tin Mining Co. Ltd Altarnun Cornwall 1881 BT286 544
Treburland Tin Mining Co. Ltd Altarnun Cornwall 1881 BT286 8
Treburland Wolfram & Tin Co. Ltd Altarnun Cornwall 1913 BT31 21154 126451
Trecastell Lead Mines Ltd Conwy Caernarvonshire 1950 BT31 37587 480424
Trecastell Lead Mines Ltd Conwy Caernarvonshire 1914 BT31 22246 135528
Trecastell Mining Co. Ltd Conwy Caernarvonshire 1912 BT31 13809 119914
Trecastell Mining Co. Ltd Conwy Caernarvonshire 1894 BT31 5891 41377
Trefriw Mining Co. Ltd Trefriw Caernarvonshire 1877 BT31 2368 11691
Trefriw Mining Co. Ltd Trefriw Caernarvonshire 1913 BT31 21830 132138
Trefriw Sulphur Co. Ltd Trefriw Caernarvonshire 1885 BT31 3460 20925
Tregardock Silver Lead Mining Co. Ltd St Teath Cornwall 1874 BT286 389
Tregardock United Mining Co. Ltd St Teath Cornwall 1876 BT286 431
Tregeagle Mine Ltd St Neot Cornwall 1906 BT31 17941 91145
Tregeagle Tin Mining Co. Ltd St Neot Cornwall 1888 BT31 4049 25855
Tregeare Manganese Mining Co. Ltd Egloskerry Cornwall Not Stated BT286 600
Tregeare Manganese Mining Co. Ltd Egloskerry Cornwall 1890 BT286 144
Tregeare Manganese Mining Co. Ltd Egloskerry Cornwall 1890 BT286 599
Tregonna Silver Lead Mining Co Little Petherick Cornwall 1888 BT286 586
Tregonna Silver Lead Mining Co. Ltd Little Petherick Cornwall 1888 BT286 106
Tregontrees & Old Polgooth Consols Mining Co. Ltd St Austell Cornwall 1883 BT31 3138 18099
Tregothnan Consols Mining Co Cornwall BT41 693 3775
Tregrehan Mining Co. Ltd St Blazey Cornwall 1909 BT31 18972 104563
Tregurtha Downs & Owen Vean Consols Mining Co. Ltd St Hilary Cornwall 1863 BT286 1
Tregurtha Downs Consolidated Mines Ltd St Hilary Cornwall 1899 BT31 8647 63053
Tregurtha Downs Mines Ltd Goldsithney Cornwall 1885 BT31 3516 21411
Tregurtha Downs Mining Co. Ltd St Hilary Cornwall 1860 BT31 519 2077
Trelech Mines Co. Ltd Llanboidy Carmarthenshire 1865 BT31 1124 2256C
Treleigh Consolidated Tin & Copper Mining Co Redruth Cornwall BT41 693 3776
Trellynia Lead Mining Co. Ltd Holywell Flintshire 1867 BT31 1340 3547
Trelogan Lead Mining Co. Ltd Llanasa Flintshire 1862 BT31 664 2812
Trelogan Lead Mining Co. Ltd Llanasa Flintshire 1863 BT31 849 789C
Trelyon Tin Mining Co. Ltd St Ives Cornwall 1894 BT31 5934 41762
Treore Antimony Mine & Smelting Co. Ltd Port Gaverne Cornwall 1884 BT31 3416 20525
Tresavean Mines Ltd Gwennap Cornwall 1881 BT31 2813 15418
Tresellyn Tin Mining Co. Ltd Altarnun Cornwall 1872 BT286 261
Tresviso Calamine Mines Ltd 1883 BT31 3228 18888
Trethellan Silver Lead Mine Ltd Crantock Cornwall 1872 BT286 275
Trethellan Silver Lead Mines Syndicate Ltd Gwennap Cornwall 1887 BT286 578
Trethellan Silver Lead Mines Syndicate Ltd Lanner Cornwall 1887 BT286 64
Trethin Silver Lead Mining Co. Ltd Advent Cornwall 1876 BT286 418
Tretoil Tin & Iron Mining Co. Ltd Lanivet Cornwall 1873 BT286 320
Trevarren United Mines Ltd St Austell Cornwall 1882 BT31 3061 17421
Trevarth Ltd Cornwall 1885 BT31 3509 21364
Trevaunance Mine Ltd St Agnes Cornwall 1910 BT31 13372 111619
Treveddoe Mining Co. Ltd Warleggan Cornwall 1900 BT31 16450 66960
Trevega Mine Ltd St Ives Cornwall 1907 BT31 11982 93495
Trevenna Tin Mining Co. Ltd St Neot Cornwall 1887 BT31 3997 25428
Trevesa & Brea Tin & Copper Mining Co. Ltd Cornwall 1864 BT286 59
Trevinnick Mine Syndicate Ltd St Kew Cornwall 1917 BT31 23806 148354
Trevinnick Mining Syndicate Ltd St Kew Cornwall 1890 BT31 4697 30944
Trevisa Mining Co. Ltd St Enoder Cornwall BT41 694 3780
Trevisa Mining Co. Ltd St Enoder 1859 BT31 420 1621
Trevorrack Mining Co. Ltd Cornwall 1873 BT286 344
Trewassic Silver Lead Mining Co. Ltd 1872 BT286 292
Trewey Consolidated Ltd Zennor Cornwall 1907 BT31 12019 93855
Trewey Downs Mining Co. Ltd St Ives Cornwall 1906 BT31 11675 90326
Trewint Wolfram Mining Co. Ltd Altarnun Cornwall 1916 BT31 23436 145112
Trewiston Silver Lead Mining Co. Ltd Cornwall 1874 BT286 375
Trewitten Mining Co. Ltd St Cleer Cornwall 1881 BT31 2769 15102
Trewollack Wheal Rose Silver Lead Mining Co. Ltd Columb Minor Cornwall 1864 BT286 67
Trimley Hall Lead Mining Co. Ltd Llanfynydd Wales 1862 BT31 619 2596
Troed y Rhiw Mining Co. Ltd Cilycwm Carmarthernshire 1863 BT31 834 709C
Trojes Mining & Smelting Co. Ltd 1876 BT31 2255 10768
Trojes United Mining & Smelting Co. Ltd 1885 BT31 3489 21200
Trout Beck Mining Co. Ltd Dufton Fell Westmorland 1874 BT31 2035 8843
Troy Silver Mining Co. Ltd Nevada U.S.A. 1870 BT31 1571 5139
True Blue Mining Co. Ltd Holywell Flintshire 1898 BT31 7789 55692
Truro Lead Mining Co. Ltd Cornwall 1871 BT31 1624 5530
Tubas Mining & Milling Co. Ltd 1877 BT31 2355 11572
Tucson Mining & Smelting Co. Ltd 1894 BT31 6036 42659
Tulman Mines Equipment Syndicate Ltd 1898 BT31 7770 55545
Tumacacori Mining & Land Co. Ltd 1870 BT31 1530 4843
Tunisian Mining Syndicate Ltd Tunisia 1907 BT31 11906 92711
Turon Mines Ltd 1897 BT31 7389 52425
Turquoise Mines Calaite Ltd 1900 BT31 8960 66134
Tuscan Mining Co BT41 695 3794
Twyr Gwyn Lead Mining Co. Ltd Wales 1870 BT31 1552 4986
Tybo Consolidated Mining Co. Ltd SI 1874 BT31 1973 8389
Tycerrig Silver Lead Mining Co. Ltd Cayo Carmarthenshire 1874 BT31 1977 8442
Tygwyn Mines Co. Ltd Devil’s Bridge Cardiganshire 1869 BT31 1467 4446
Tyllwyd Silver Lead Mining Co. Ltd Rheidol Valley Cardiganshire 1873 BT31 1822 7059
Tyn Dwr Mine Ltd Wales 1925 BT31 29293 209302
Tyn y Fron Lead Mining Co. Ltd Ystemtuan Montgomeryshire 1877 BT31 2335 11386
Tyne Head Mining Co. Ltd Tynehead Cumberland BT41 697 3800
Tyne Head Mining Co. Ltd Tynehead Cumberland 1857 BT31 310 1076
Tynehead Sulphur Copper & Lead Co. Ltd Tynehead Cumberland 1881 BT31 2902 16131
Tynewdd & Moel Golomen Silver Lead Mining Co. Ltd Tal-y-bont Cardiganshire 1885 BT31 3550 21689
Tywarnhaile Mine Ltd Porthtowan Cornwall 1903 BT31 10214 76620
Tywarnhaile Mining Co. Ltd Porthtowan Cornwall 1907 BT31 12120 94955
Tywarnhaile Syndicate Ltd Porthtowan Cornwall 1905 BT31 11169 85215
Ucha United Mines Ltd Mold Flintshire 1881 BT31 2772 15112
Ukulunda Mining & Smelting Co. Ltd 1889 BT31 4458 29050
Ulpha Copper Mining Co. Ltd Cumberland 1885 BT31 3537 21590
Ulster Granite Quarries Ltd Ireland 1907 BT31 12065 94351
Ulu-Backau Tin Mining Co. Ltd 1909 BT31 12730 102338
Ulundi Mining Leases Ltd 1915 BT31 22708 139309
Ulverston Mining Co. Ltd Ulverston Lancashire 1873 BT31 1806 6929
Umtali (Mashona) Land & Prospecting Syndicate Ltd 1895 BT31 6202 43957
Umtali Mines & Estates Co. Ltd 1900 BT31 8823 64741
Unified Diamond Mines Ltd 1885 BT31 3520 21454
Union Consolidated Drift Mines Ltd 1887 BT31 3962 25150
Union Jack Consolidated Mines Ltd 1903 BT31 10504 79282
Union Jack Consolidated Mines Ltd 1899 BT31 8717 63714
Union Lead Co. Ltd 1888 BT31 4296 27877
Union Mining & Smelting Co. Ltd 1919 BT31 25245 160736
Union Mining & Smelting Co. Ltd 1919 BT31 25245 160736
Union Tin Smelting Co. BT41 702 3824
Union Zinc Mining Co. Ltd 1918 BT31 24228 151817
United African Mining Corporation Ltd 1927 BT31 29781 220313
United Cambrian Copper Mining Co. Ltd Cardiganshire 1883 BT31 3211 18731
United Cams Lead Mining Co. Ltd Kettlewell Yorkshire 1867 BT31 1324 3452
United Chrome Mines Syndicate Ltd 1898 BT31 7853 56222
United Cornish Wolfram Properties Ltd Cornwall 1916 BT31 23292 144028
United Diamond Mining Co: Old De Beers Mine Ltd South Africa 1884 BT31 3371 20107
United East Pant Du Lead Mining Co. Ltd Mold Flintshire 1890 BT31 4841 32105
United German Copper Mines Ltd 1899 BT31 8775 64272
United Irish Mining Co. Ltd 1913 BT31 14139 130205
United Irish Mining Company Ltd Ireland 1913 BT31 14139 130205
United Lead Mining Co. Ltd Wales 1876 BT31 2252 10739
United Mercury Mines of Granada Ltd 1903 BT31 10149 76086
United Mexican Mines Association Ltd Mexico 1898 BT31 8113 58553
United Mexican Mines Ltd Mexico 1895 BT31 6199 43932
United Mexican Mining Co. Ltd Mexico 1862 BT31 652 2744
United Minera Mining Co. Ltd Minera Denbighshire 1897 BT31 7439 52847
United Mines Co. Ltd Gwennap Cornwall 1875 BT31 14519 9187
United Mines Ore Reduction Co. Ltd Cornwall 1894 BT31 6000 42353
United Mining & Chemical Industries Ltd 1930 BT31 30595 245819
United Mining & Finance Corporation Ltd 1907 BT31 11925 92902
United Mining Corporation Ltd 1925 BT31 29304 209522
United Newry Granite Company Ltd Ireland 1900 BT31 9168 67954
United Rhiwarth & Pengwern Mining Co Llangynog Montgomeryshire 1856 BT31 125 401
United Rhiwarth & Pengwern Mining Co Llangynog Montgomeryshire BT41 709 3847
United Shepherds Wheal Rose Ltd Perranzabuloe Cornwall 1881 BT31 2799 15326
United Silver Lead Mines Co. Ltd Flintshire 1891 BT31 5173 34962
United Spanish Copper Mines Ltd Spain 1899 BT31 8440 61427
United States Diamond Mining Syndicate Ltd 1914 BT31 22206 135197
United States General Smelting & Mining Co. Ltd U.S.A. 1872 BT31 1739 6420
United States of Colombia Mining & Finance Corporation Ltd 1909 BT31 12694 101916
United Van Consols & Glyn Lead & Barytes Mining Co. Ltd Llanidloes Without Montgomeryshire 1874 BT31 2038 8864
United Wallaroo & Moonta Mines Co. Ltd 1868 BT31 1420 4118
United Welsh Mining Co. Ltd Wales 1858 BT31 363 1332
United Welsh Mining Co. Ltd Wales BT41 710 3856
Universal Mining & Enterprises Ltd 1914 BT31 22385 136616
Upper Platte Mining & Smelting Co. Ltd 1878 BT31 2427 12265
Uranium Mines Ltd St Stephen in Brannel Cornwall 1889 BT31 4555 29836
Uranium Radium Mines Development Syndicate Ltd Cornwall 1904 BT31 10565 79861
Uruguay Mining Syndicate Ltd Uruguay 1907 BT31 12062 94319
Utah Cottonwood Mining & Smelting Co. Ltd 1872-1875 BT2 443
Utah Silver Lead Mining Co. Ltd Utah U.S.A. 1873 BT31 1821 7048
Utah Silver Mining Co. Ltd Utah U.S.A. 1871 BT31 1614 5467
Ute & Ulay Mines Ltd 1889 BT31 4637 30457
Vaal-Hart Rivers Diamond Prospecting Syndicate Ltd 1906 BT31 11707 90656
Vachwen Silver Lead Mining Co. Ltd Montgomeryshire 1872 BT31 1684 6004
Val Barbina (Italian) Nickel Mining Co. Ltd Italy 1872 BT31 1690 6041
Val de Flores Tin Mining Syndicate Ltd 1907 BT31 12039 94079
Val de Travers Asphalte Co. Ltd London 1870 BT31 1529 4834
Val D’Elsa Copper Co. Ltd 1888-1900 BT2 1697
Val Sassam Mines Co. Ltd Switzerland 1865 BT31 1075 1969C
Vale Mill Cotton Spinning Manufacturing & Mining Co. Ltd 1874 BT31 2046 8942
Vale of Clwyd Mining Co. Ltd Rhyl Flintshire BT41 725 3895
Vale of Clwyd Mining Co. Ltd Rhyl Flintshire 1859 BT31 421 1627
Vale of Conway Lead Mining Co. Ltd Conwy Caernarvonshire 1876 BT31 2258 10790
Vale of Rheidol Silver Lead Mining Co. Ltd Devil’s Bridge Cardiganshire 1867 BT31 1321 3426
Valencia Slate Co. Ireland BT41 725 3897
Valencia Slate Slab Co. Ltd Ireland 1864 BT31 883 933C
Valgodemard Mining Co. Ltd 1863 BT31 800 529C
Vallauria Silver Lead Mining Co. Ltd Wales 1874 BT31 2039 8871
Valley Prospecting Syndicate Ltd 1914 BT31 22249 135576
Vallongo Antimony Co. Ltd 1906 BT31 17708 88034
Van Consols Lead & Barytes Mining Co. Ltd Llanidloes Montgomeryshire 1869 BT31 1465 4427
Van Mines Ltd Llanidloes Montgomeryshire 1902 BT31 10005 74760
Van Mining Co. Ltd Llanidloes Montgomeryshire 1869 BT31 1444 4284
Van Syndicate Ltd Llanidloes Montgomeryshire 1895 BT31 6482 45655
Van United Lead Mining Co. Ltd Llangurig Montgomeryshire 1869 BT31 1487 4572
Vancouver Smelting Co. Ltd British Columbia Canada 1898 BT31 8030 57808
Van-Roi Mining Co. Ltd 1908 BT31 18488 98777
Varaldso Mining Co. Ltd 1867 BT31 1340 3549
Vaughan Mines Co. Ltd Goginan Cardiganshire 1869 BT31 1463 4413
Velvet Mines Ltd 1898 BT31 8042 57917
Velvet Portland Mine Ltd 1904 BT31 10544 79675
Velvet Rossland Mine Ltd 1902 BT31 9744 72587
Velvet Rossland Mine Ltd 1900 BT31 8970 66215
Venezuela Mines Acquisition Syndicate Ltd 1896 BT31 6684 46999
Venezuelan Mines Ltd 1888 BT31 4157 26848
Ventanas Mining & Exploration Co. Ltd 1907 BT31 31960 91867
Ventonwyn Tin Mining Co. Ltd St Stephen in Brannel Cornwall 1885 BT31 3573 21897
Vera Smelting Co. Ltd 1891 BT31 5207 35272
Verdal Nickel Mining Co. Ltd 1882 BT31 3071 17519
Veredas Lead Mining Co. Ltd 1907 BT31 12145 95260
Vermont Mine Syndicate Co. Ltd 1885 BT31 3518 21438
Victor Emmanuel Mining Co. Ltd Italy 1858 BT31 366 1344
Victor Emmanuel Mining Co. Ltd Italy 1858 BT41 726 3903
Victor Lead Mining Co. Ltd Mold Flintshire 1877 BT31 2375 11757
Victoria (London) Mining Co. Ltd Victoria Australia 1860 BT31 510 2028
Victoria (South Devon) Mining Co. Ltd Ashburton Devon 1869 BT286 177
Victoria Diamond Mining Co. of De Beer Ltd 1881 BT31 2825 15498
Victoria Exploration Syndicate Ltd 1898 BT31 8143 58838
Victoria Mineral Concession Ltd 1892 BT31 5306 36302
Victoria Mining Co BT41 726 3910
Victoria Mining Co. Ltd Bolton by Bowland Yorkshire 1869 BT31 1470 4469
Victoria Mining Co. Ltd 1887 BT31 3964 25159
Victoria Silver Lead & Zinc Co. Ltd Victoria Australia 1861 BT31 571 2348
Victoria Silver Lead Mining Co. Ltd Wales 1870 BT31 1566 5100
Victoria Silver Mines of San Gabriel Ltd 1887 BT31 3952 25055
Victoria Tin Mining Co St Stephen in Brannel Cornwall 1846 BT41 727 3914
Victoria Tin Mining Co. Ltd Cornwall 1856 BT31 195 586
Victorian Mines Syndicate Ltd 1890 BT31 4856 32232
Victory & Triumph Mines Development Syndicate Ltd 1897 BT31 7676 54796
Vigra & Clogau Copper Mining Co. Ltd Llanaber Merionethshire BT41 728 3916
Vigra & Clogau Copper Mining Co. Ltd Llanaber Merionethshire 1859 BT31 385 1437
Vilches Mines Ltd 1902 BT31 9642 71666
Villagarcia Lead Mine Ltd 1912 BT31 13922 122728
Villagarcia Lead Mine, Ltd 1912 BT31 13922 122728
Villaricos Silver Lead Mining & Smelting Co. Ltd 1884 BT31 3359 20020
Villecelle Copper Mining Co. Ltd 1869 BT31 1451 4326
Vincent Tin Mining Co. Ltd Altarnun Cornwall 1880 BT31 2630 13941
Viola Co. Ltd Idaho U.S.A. 1886 BT31 3706 23055
Viola Mining & Smelting Co. Ltd 1886 BT31 3596 22104
Virneberg Copper Mining Co. Ltd Rhenish Prussia Germany 1877 BT31 2323 11270
Virtuous Lady Mining Co. Ltd Buckland Monachorum Devon 1869 BT286 179
Viseu Tin Mining Co. Ltd 1926 BT31 32777 216566
Voel Mines (Merioneth) Ltd Dolgellau Merionethshire 1900 BT31 9085 67251
Vogelsfontein Diamond Mine Ltd South Africa 1907 BT31 11835 91939
Volberg Mining Co. Ltd 1871 BT31 1661 5833
Volta Mining Syndicate Ltd 1925 BT31 29359 210622
Vron Lead Mining Co. Ltd Halkyn Flintshire 1874 BT31 2050 8981
Vron United Silver Lead Mining Co. Ltd Halkyn Flintshire 1870 BT31 1569 5113
Vryburg Prospecting Syndicate Ltd 1889 BT31 4551 29813
Vukan Mines Ltd 1894 BT31 5810 40765
Vulcano Mining Co. Ltd 1860 BT31 494 1956
Vulcano Mining Co. Ltd BT41 728 3920
W. Briggs & Company (Sheffield) Ltd 1922 BT31 27605 186086
Wadhurst Iron Stone Mining Co. Ltd BT41 728 3921
Waenlas Mining Co. Ltd Whitford Flintshire BT41 728 3922
Waenlas Mining Co. Ltd Mold Flintshire 1859 BT31 405 1548
Waihi Romulus Prospecting Syndicate Ltd 1909 BT31 12840 103905
Waldeck Iron Works Mining & Smelting Co. Ltd 1865 BT31 1111 2176C
Waldegrave Lead Smelting Co. Ltd Chewton Mendip Somerset 1868 BT31 1398 3964
Wales Exploration Syndicate Ltd Wales 1907 BT31 11946 93114
Walkham & Poldice Tin Copper & Silver Lead Mining Co. Ltd Tavistock Devon 1862 BT31 645 2708
Walkham United Mines Ltd Whitchurch Devon 1881 BT286 529
Walkham Valley Tin Mining Co. Ltd Whitchurch Devon 1880 BT286 480
Wallside Holywell Lead Co. Ltd Holywell Flintshire 1906 BT31 11769 91272
Walreddon Mining Co. Ltd Whitchurch Devon 1871 BT286 245
Waltham Mine Ltd 1903 BT31 17053 77728
Wandilta Copper Mines Ltd 1900 BT31 9240 68602
Wardlow Mines Co. Ltd Derbyshire 1906 BT31 11689 90493
Warreuta Copper Mine Co. Ltd 1866 BT31 1242 2939
Warton & Silverdale Mining Co. Ltd Silverdale Lancashire 1879 BT31 2540 13185
Warton Mining & Colour Co. Ltd Silverdale Lancashire 1889 BT31 4382 28475
Wassau (Western) Mines Ltd Gold Coast 1901 BT31 9519 70722
Wassau Prospecting Syndicate Ltd 1901 BT31 9420 69996
Wassaw West Amalgamated Mines Ltd Gold Coast 1901 BT31 9547 70948
Watchet Ore Mining, Salvage, & Shipbreaking Co. Ltd Watchet Somerset 1924 BT31 28761 201299
Waterberg (Transvaal) Land Trading & Prospecting Co. Ltd Transvaal South Africa 1889 BT31 4576 29960
Waterberg Prospecting Syndicate Ltd 1888 BT31 4300 27915
Waterfall Prospecting Co. Ltd 1895 BT31 6407 45231
Watergate Refractory Co. Ltd 1920 BT31 26104 169376
Waterhouse Lead Mining Co. Ltd Warden Durham 1880 BT31 2599 13690
Watermouth Great Silver Lead Mining Co. Ltd Berrynarbor Devon BT41 736 3961
Watermouth Great Silver Lead Mining Co. Ltd Berrynarbor Devon 1859 BT31 441 1702
Waverley Mine Ltd 1897 BT31 7331 51941
Waverley Trust & Trading Co. Ltd 1895-1923 BT2 3046
Wear Steel Co. Ltd 1889 BT31 4234 27432
Weardale Barytes & Mining Co. Ltd Weardale Durham 1918 BT31 24140 151110
Weardale Lead Co. Ltd Weardale Durham 1883 BT31 3183 18489
Weardale Minerals Co. Ltd Weardale Durham 1882 BT31 2995 16849
Weardale Mines Ltd Weardale Durham 1880 BT31 2642 14027
Welcome Hill (Moel y Groesau) Mines Ltd Wales 1902 BT31 9966 74385
Welcome Mining Appliances Ltd 1913 BT31 21468 129076
Wellington Copper Mine Co * MN 1856 BT41 739 3986
Wellington Copper Mine Co. Ltd 1856 BT31 58 227
Wellington Mining Co. Ltd Wales 1862 BT31 614 2576
Welsh Copper Mining Syndicate Ltd Wales 1902 BT31 9845 73378
Welsh Foxdale Mine Ltd Llanrwst Caernarvonshire 1893 BT31 5704 39873
Welsh Manganese Co. Ltd Dolgellau Merionethshire 1889 BT31 4466 29115
Welsh Manganese Co. Ltd Dolgellau Merionethshire 1906 BT31 11624 89827
Welsh Mining Corporation Ltd Wales 1892 BT31 5281 36038
Welsh Mining Syndicate Ltd Wales 1900 BT31 9197 68219
Welsh Potosi Lead & Copper Mining Co Tal-y-bont Cardiganshire 1853 BT41 741 3997
Welsh Potosi Lead & Copper Mining Co * Tal-y-bont Cardiganshire 1857 BT31 272 920
Welsh Potosi Silver Lead & Copper Mining Co Tal-y-bont Cardiganshire BT41 738 3983
Welsh Van Mining Co. Ltd Llangurig Montgomeryshire 1916 BT31 23331 144304
Wemyss Mine Ltd Llanfihangel Cardiganshire 1880 BT31 2648 14074
Wemyss Mine Ltd Devil’s Bridge Cardiganshire 1884 BT31 3392 20317
Wensleydale Mining Co * Bainbridge Yorkshire 1858 BT41 742 4004
Wensleydale Mining Co. Ltd Bainbridge Yorkshire 1858 BT31 368 1352
Wentnor Mining Co. Ltd Shelve Shropshire 1860 BT31 512 2041
Wescott Mining Co. Ltd 1869 BT31 1491 4598
Wesphalian Silver Lead & Copper Mining Co. Ltd 1868 BT31 1390 3911
West African Mines Acquisition Ltd Africa 1900 BT31 9230 68511
West African Mining & Trading Association Ltd Africa 1882 BT31 3077 17566
West African Mining Corporation Ltd Africa 1936 BT31 33682 320250
West African Rand Mines Ltd Africa 1901 BT31 9421 70019
West Alfred Consols Mine Co. Ltd Phillack Cornwall 1861 BT31 576 2381
West Allt y Crib Silver Lead Mining Co. Ltd Tal-y-bont Cardiganshire 1872 BT31 1712 6203
West Appletree Mining Co. Ltd Charlestown Cornwall 1873 BT286 333
West Assheton Mining Co. Ltd Abersoch Caernarvonshire 1875 BT31 2083 9287
West Australian Chamber of Mines Ltd Australia 1898 BT31 8126 58694
West Australian Chamber of Mines Ltd Australia 1896 BT31 7153 50475
West Australian Mine Owners’ Exploration Syndicate Ltd Australia 1894 BT31 5978 42171
West Australian Mines Development Syndicate Ltd Australia 1895 BT31 6170 43720
West Beam Mining Co. Ltd Ashburton Devon 1861 BT31 577 2384
West Beaver Ltd Ontario Canada 1889 BT31 4431 28839
West British Development Syndicate Ltd Ireland 1905 BT31 17535 85585
West Bryn Celyn Lead Mining Co. Ltd Mold Flintshire 1873 BT31 1847 7244
West Bryngwiog Mining Co. Ltd Halkyn Flintshire 1861 BT31 530 2130
West Canada Mining Co. Ltd Canada BT41 742 4008
West Canada Mining Co. Ltd Canada 1860 BT31 463 1790
West Caradon Mining Co. Ltd St Cleer Cornwall 1872 BT286 268
West Carbery Copper Estates Ltd Ireland 1908 BT31 12270 96624
West Clifford United Tin & Copper Mining Co. Ltd Gwennap Cornwall 1864 BT286 33
West Clogau Mining Co. Ltd Llanaber Merionethshire 1862 BT31 634 2659
West Combemartin Silver Lead Mining Co. Ltd Combe Martin Devon 1876 BT286 417
West Cornwall Consols Tin & Copper Mining Co. Ltd Chacewater Cornwall 1863 BT286 11
West Cornwall Granite Co. Ltd Cornwall 1867 BT286 157
West Cornwall Ironstone Co. Ltd Cornwall 1871 BT286 213
West Cornwall Mining Association Ltd Cornwall 1880 BT286 486
West Cornwall Tailings Ltd Carnkie Cornwall 1928 BT31 30239 231069
West Craven Moor Lead Co. Ltd Appletreewick Yorkshire 1875 BT31 2126 9721
West Cumberland Consols Ltd Grasmere Cumberland 1875 BT31 2157 10008
West Cumberland Iron & Steel Co. Ltd Cumberland 1872 BT31 1766 6618
West Cumberland Silver Lead Mining Co. Ltd Cumberland 1865-1875 BT2 217
West Cwm Erfin Mine (New) Co. Ltd Goginan Cardiganshire 1869 BT31 1467 4447
West Cwm Erfin Mines Co. Ltd Goginan Cardiganshire 1865 BT31 1081 2007C
West Cwmsymlog Mining Co. Ltd Cwmsymlog Cardiganshire 1866 BT31 1279 3193
West Cwymstwith Mining Co. Ltd Devil’s Bridge Cardiganshire 1876 BT31 2230 10564
West Devon Consolidated Copper Mining Co. Ltd Calstock Cornwall 1858 BT31 326 1146
West Devon Consolidated Copper Mining Co. Ltd Calstock Cornwall 1858 BT41 743 4010
West Dolcoath Copper Mining Co. Ltd Gwinear Cornwall 1858 BT31 328 1161
West Dolcoath Copper Mining Co. Ltd Gwinear Cornwall BT41 743 4011
West Dolcoath Exploration Syndicate Ltd Camborne Cornwall 1912 BT31 21090 125821
West Dolcoath Mine Ltd Gwinear Cornwall 1897 BT31 15715 50731
West Dolcoath Tin & Copper Mining Co. Ltd Camborne Cornwall 1872 BT286 290
West Donegal Sand & Mineral Syndicate Ltd Ireland 1920 BT31 25844 166774
West End Diamond Mining Co. of Dutoitspan Ltd 1881 BT31 2889 16013
West Esgair Lle Mining Co. Ltd Llanbadarnfawr Cardiganshire 1870 BT31 1537 4888
West Fedw Mining Co. Ltd Llanidloes Montgomeryshire 1870 BT31 1562 5075
West Frongoch Mine Co. Ltd Devil’s Bridge Cardiganshire 1890 BT31 4698 30949
West Goginan Silver Lead Mining Co. Ltd Goginan Cardiganshire 1872 BT31 1710 6188
West Great Consols Mining Co. Ltd Calstock Cornwall 1871 BT286 237
West Great Polgooth Mining Co St Austell Cornwall 1873 BT286 346
West Great St George Copper Mining Co. Ltd St Agnes Cornwall 1866 BT286 117
West Great Work Mining Co. Ltd Breage Cornwall 1874 BT286 376
West Halkyn Mining Co. Ltd Halkyn Flintshire 1887 BT31 3943 24994
West Havan Silver Lead Mining Co. Ltd Wales 1870 BT31 1535 4877
West Hendre Lead Mining Co. Ltd Rhydymwyn Flintshire 1900 BT31 9299 69127
West Holway Lead Co. Ltd Holywell Flintshire 1879 BT31 2523 13047
West Isles Mining Co. Ltd 1869 BT31 1490 4596
West Jewell Tin Mining Co. Ltd St Day Cornwall 1870 BT286 192
West Kaime Copper Mining Co. Ltd Renfrewshire 1862-1886 BT2 101
West Kitty Mines Ltd St Agnes Cornwall 1910 BT31 19233 107572
West Kitty Mining Co. St Agnes Cornwall 1910 BT31 19179 106922
West Kootenay (B.C.) Exploring & Mining Co. Ltd nd BT2 3461
West Kootenay Mining Corporation Ltd 1910 BT31 19483 109745
West Lisburne Mines Ltd Lledrod Cardiganshire 1880 BT31 2678 14326
West Llangynog Silver Lead Mine Ltd Pennant Montgomeryshire 1871 BT31 1670 5912
West Llyn y Pandy Mining Co. Ltd Cilcain Flintshire 1866 BT31 1219 2801C
West Milwr Silver Lead Mining Co. Ltd Holywell Flintshire 1872 BT31 1778 6709
West Minera Mining Co. Ltd Brynamwyn Denbighshire 1881 BT31 2760 15034
West Nanty Mine Co. Ltd Llanidloes Montgomeryshire 1863 BT31 817 621C
West of England Iron Co. Ltd 1858 BT31 359 1313
West of England Iron Ore Co. Ltd 1868 BT31 1398 3961
West of England Lead Smelting Co. Ltd Devon 1861 BT31 533 2145
West of England Manganese Mining Co. Ltd Lamerton Devon 1881 BT31 2764 15062
West of England Mineral Co. Ltd Devon 1860 BT31 504 1992
West of England Mines Syndicate Ltd Devon 1901 BT31 9389 69734
West of England Nickel & Cobalt Mines Syndicate Ltd Cornwall 1876 BT286 438
West of England Smelting & Refining Co. Ltd 1891 BT31 5013 33597
West of England Spathic Iron & Lead Smelting Co. Ltd Newlyn East Cornwall 1878 BT286 456
West of England Tin Corporation Ltd Calstock Cornwall 1912 BT31 13878 121608
West of Ireland Development Syndicate Ltd Ireland 1913 BT31 21852 132291
West Pant y Go Silver Lead Mining Co. Ltd Halkyn Flintshire 1870 BT31 1524 4802
West Pateley Bridge Lead Mines Co. Ltd Appletreewick Yorkshire 1876 BT31 2194 10281
West Polberro Tin & Copper Mining Co. Ltd St Agnes Cornwall 1873 BT286 324
West Porkellis Tin Mining Co. Ltd Porkellis Cornwall 1869 BT286 175
West Port Nigel Lead & Barytes Syndicate Mining Co. Ltd Aberdaron Caernarvonshire 1881 BT31 2865 15798
West Prince of Wales Mine Ltd Calstock Cornwall 1902 BT31 9639 71641
West Prince Patrick & Old Silver Rake Silver Lead Mining Co. Ltd Halkyn Flintshire 1875 BT31 2102 9487
West Randt Estates & Land Co. Ltd South Africa 1889 BT31 4545 29766
West Rhosesmor & East Coed yr Hendre Lead Mining Co * Northop Flintshire 1863 BT31 846 771C
West Rhoswyddol Consolidated Lead Mining Co. Ltd Penegoes Montgomeryshire 1870 BT31 1520 4771
West Roskear Copper Mining Co. Ltd Camborne Cornwall 1876 BT286 427
West Seton Burrows Ltd Camborne Cornwall 1898 BT31 8065 58140
West Silver Bank Mining Co. Ltd Rheidol Valley Cardiganshire 1861 BT31 591 2459
West Snailbeach Mining Co. Ltd Chirbury Shropshire 1860 BT31 506 2008
West St Ives Consolidated Tin Mining Co. Ltd Towednack Cornwall 1868 BT286 161
West Stiperstones Mining Co. Ltd Shelve Shropshire 1870 BT31 1526 4813
West Tankerville Mining Co. Ltd Shelve Shropshire 1870 BT31 1523 4794
West Tokatea Syndicate Ltd New Zealand 1888 BT31 4208 27226
West Trelawny Mining Co. Ltd Gwennap Cornwall 1865 BT286 91
West Vor & Leeds United Mining Co. Ltd Breage Cornwall 1881 BT31 2904 16148
West Vor Mining Co. Ltd Breage Cornwall 1878 BT286 451
West Vownag Lead Mining Co. Ltd Holywell Flintshire 1864 BT31 942 1229C
West Wheal Fortune Tin Mining Co. Ltd Cornwall 1863 BT286 19
West Wheal Friendship Copper Mining Co. Ltd Brentor Devon 1863 BT286 9
West Wheal Grenville Mine Ltd Crowan Cornwall 1888 BT31 4020 25611
West Wheal Margaret Mining Co. Ltd Towednack Cornwall 1871 BT286 217
West Wheal Martha Mining Co. Ltd Stoke Climsland Cornwall 1863 BT286 17
West Wheal Towan Tin & Copper Mine Co. Ltd Porth Towan Cornwall 1880 BT286 493
West Wheal Towan Tin & Copper Mining Co. Ltd Porth Towan Cornwall 1890 BT286 148
West Wye Valley Lead Mining Co. Ltd Llangurig Montgomeryshire 1875 BT31 2144 9903
Western Abyssinian Mining Syndicate Ltd Abyssinia 1934 BT31 33531 290561
Western Africa Malachite Copper Mines Co. Ltd Africa BT41 745 4023
Western Africa Malachite Copper Mines Co. Ltd Africa 1858 BT31 325 1141
Western Australian Smelting Co. Ltd Australia 1898 BT31 8278 60114
Western Australian Smelting Co. Ltd Australia 1897 BT31 7611 54334
Western Cornwall Mining Syndicate Ltd Cornwall 1907 BT31 11959 93241
Western Land & Land Agency Co. Rio Del Norte Land & Mining Association BT41 747 4032
Western Mines Ltd 1900 BT31 8857 65125
Western Mining Construction Co. Ltd 1908 BT31 12451 98830
Western Prospecting Syndicate Ltd 1899 BT31 8763 64159
Western Sinai Petroleum Prospecting Syndicate Ltd 1911 BT31 20381 119354
Westminster Consols Ltd Llanarmon Denbighshire 1883 BT31 3269 19232
Westminster Mining Co. Ltd Llanarmon Denbighshire 1866 BT31 1291 3265
Westpanty Mwyn Mining Co. Ltd Gwernaffield Flintshire 1864 BT31 956 1303C
Westralia Mines Issuing Syndicate Ltd 1896 BT31 6750 47493
Westralia Prospecting Syndicate Ltd 1894 BT31 5865 41181
Westralian & General Mines Exploitation Co. Ltd 1896 BT31 6702 47109
Westwood Prospecting Syndicate Ltd 1902 BT31 10057 75232
Wharfedale Mining Co Starbotton Yorkshire 1857 BT41 754 4067
Wharfedale Mining Co. Ltd Starbotton Yorkshire 1857 BT31 261 864
Wheal Alfred James Tin & Copper Mining Co. Ltd St Dennis Cornwall 1862 BT31 614 2575
Wheal Allen Silver Lead Mining Co. Ltd St Pinnock Cornwall 1874 BT286 372
Wheal Anna Maria Ltd Constantine Cornwall 1908 BT31 12510 99551
Wheal Annie Tin Mine Ltd Altarnun Cornwall 1901 BT31 16647 70264
Wheal Arthur Tin & Copper Mining Co. Ltd Calstock Cornwall 1872 BT286 271
Wheal Barbara Silver Lead & Copper Mining Co St Teath Cornwall 1846 BT41 754 4068
Wheal Barnard Silver Tin & Copper Mining Co. Ltd Calstock Cornwall 1873 BT286 354
Wheal Basset Mine Co Redruth Cornwall 1895 BT31 6489 45692
Wheal Bella Mining Co. Ltd Cornwall 1860 BT31 498 1971
Wheal Bella Mining Co. Ltd Cornwall BT41 754 4069
Wheal Benny Mining Co. Ltd Calstock Cornwall 1883 BT31 3107 17817
Wheal Buller & Basset Ltd Wendron Cornwall 1890 BT31 4718 31128
Wheal Buller Consols Ltd Redruth Cornwall 1883 BT286 12
Wheal Buller Consols Ltd Redruth Cornwall 1883 BT286 548
Wheal Calstock Eastern Sett Mining Co. Ltd Calstock Cornwall 1876 BT286 423
Wheal Camborne Ltd Camborne Cornwall 1883 BT286 16
Wheal Camborne Ltd Camborne Cornwall 1883 BT286 550
Wheal Castle Mines Ltd St Just Cornwall 1882 BT31 3062 17435
Wheal Charlotte Consols Ltd St Agnes Cornwall 1908 BT31 12386 97960
Wheal Coates Tin Mining Co. Ltd St Agnes Cornwall 1871 BT286 251
Wheal Coates United Tin Mines Ltd St Agnes Cornwall 1880 BT286 484
Wheal Colstock (Eastern Sett) Mining Co. Ltd Cornwall 1888 BT286 88
Wheal Commerce Tin Mine Ltd St Austell Cornwall 1906 BT31 11726 90870
Wheal Concord Silver Lead & Copper Mining Co. Ltd Sydenham Damerel Devon 1861 BT41 754 4070
Wheal Concord Silver Lead & Copper Mining Co. Ltd Sydenham Damerel Devon 1860 BT31 487 1924
Wheal Curtis Mining Co Crowan Cornwall 1865 BT41 755 4071
Wheal Darly Consols Ltd Linkinhorne Cornwall 1880 BT286 517
Wheal Dorothy Tin Mine Ltd Altarnun Cornwall 1891 BT31 5224 35449
Wheal Elizabeth St Mewan Cornwall 1881 BT31 2814 15425
Wheal Ellen (South Australia) Mining Co. Ltd South Australia Australia 1860 BT31 512 2042
Wheal Emma Tin & Copper Mining Co. Ltd Breage Cornwall 1872 BT286 253
Wheal Fortune Mining Co. Ltd St Mellion Cornwall 1880 BT31 2646 14060
Wheal Francis Tin Mining Co. Ltd Cornwall 1871 BT286 241
Wheal Friendship Co. Ltd Marytavy Devon 1864 BT286 57
Wheal George Lead Mining Co. Ltd Bettws-y-Coed Caernarvonshire 1880 BT31 2658 14154
Wheal Gill Ltd St Cleer Cornwall 1896 BT31 15695 50161
Wheal Grenville Mining Co. Ltd Troon Cornwall 1906 BT31 11536 88946
Wheal Gurlyn Syndicate Ltd Relubbus Cornwall 1903 BT31 10324 77635
Wheal Hampton Ltd St Hilary Cornwall 1903 BT31 10337 77771
Wheal Hannibal Tin Mining Co. Ltd Cornwall 1873 BT286 319
Wheal Henry Helvellyn Lead Mining Co Helvellyn Cumberland BT41 755 4072
Wheal Henry Helvellyn Lead Mining Co. Ltd Helvellyn Cumberland 1857 BT31 309 1074
Wheal Henry Tin & Copper Co. Ltd St Hilary Cornwall 1872 BT286 270
Wheal Hony & Trelawny United Silver Lead Mining Co. Ltd Menheniot Cornwall 1880 BT31 2671 14249
Wheal Hony & Trelawny United Silver Lead Mining Co. Ltd Menheniot Cornwall 1880 BT31 2671 14249
Wheal Kitty & Penhalls United Ltd St Agnes Cornwall 1906 BT31 17884 90417
Wheal Kitty Ltd St Agnes Cornwall 1906 BT31 11650 90068
Wheal Kitty Tin Ltd St Agnes Cornwall 1925 BT31 32732 210760
Wheal Lopes Copper Tin & Zinc Mining Co Bickleigh Devon 1860 BT41 755 4073
Wheal Lopes Copper Tin & Zinc Mining Co. Ltd Bickleigh Devon 1860 BT31 451 1745
Wheal Lucy Syndicate Ltd Phillack Cornwall 1894 BT286 166
Wheal Lucy Syndicate Ltd Phillack Cornwall 1894 BT286 604
Wheal Lucy Syndicate Ltd Phillack Cornwall Not given BT286 605
Wheal Mary Florence Mining Co. Ltd Cornwall 1865 BT286 107
Wheal Mary Hutchings Mining Co. Ltd Plympton St Mary Devon 1873 BT286 356
Wheal Mary Tin Mining Co. Ltd St Dennis Cornwall 1873 BT286 334
Wheal Merth Ltd St Austell Cornwall 1905 BT31 11307 86503
Wheal Metal & Flow Co Breage Cornwall 1895 BT31 6277 44443
Wheal Millet Mining Co. Ltd Crowan Cornwall 1870 BT286 202
Wheal Newton Ltd St Mellion Cornwall 1877 BT31 2300 11102
Wheal Norris Mining Co. Ltd St Cleer Cornwall 1866 BT286 121
Wheal Norris United Mining Co. Ltd St Cleer Cornwall 1868 BT286 167
Wheal North Grylls Mining Co. Ltd St Hilary Cornwall 1864 BT286 39
Wheal Penrose & Unity Mines Co. Ltd Sithney Cornwall 1865 BT286 95
Wheal Prosper Co. Ltd Lanivet Cornwall 1882 BT31 3084 17645
Wheal Prudence Copper Mining Co. Ltd Perranzabuloe Cornwall 1861 BT31 593 2471
Wheal Reeth Mining & Exploration Syndicate Ltd Lelant Cornwall 1906 BT31 17672 87508
Wheal Reeth Tin Ltd Breage/Germoe Cornwall 1927 BT31 35406 221283
Wheal Rosa & Brown Willie Syndicate Ltd Cornwall 1892 BT31 5324 36460
Wheal Ruby Tin Mining Co. Ltd Ludgvan Cornwall 1872 BT286 259
Wheal Silver & Lanteglos Mines Ltd St Teath Cornwall 1881 BT286 537
Wheal Sisters Mining Co. Ltd Lelant Cornwall 1890 BT31 4777 31611
Wheal Speedwell Tin & Copper Mining Co. Ltd Breage Cornwall 1872 BT286 262
Wheal Tregembo Tin Mine Ltd St Hilary Cornwall 1900 BT31 31833 68462
Wheal Tregoss Tin Mining Co. Ltd Roche Cornwall 1872 BT286 315
Wheal Trevenna Tin & Copper Mining Co. Ltd St Neot Cornwall 1864 BT286 73
Wheal Victoria Tin Mine Co. Ltd Perranuthnoe Cornwall 1872 BT286 310
Wheal Whisper Tin & Copper Mining Co. Ltd Warleggan Cornwall 1872 BT286 254
Wheal Wrey Ludcott & North Trelawny Mining Co. Ltd St Ive Cornwall 1875 BT286 397
Wheatleys Mining Investor Ltd 1913 BT31 14137 130156
Whicham Mining Co. Ltd Silecroft Cumberland 1880 BT31 2730 14782
Whimwell Copper Mines Ltd 1900 BT31 9161 67892
Whinnah Mining Co. Ltd Lamplugh Cumberland 1880 BT31 2680 14346
White Alice Tin Mine Ltd Penmarth Cornwall 1913 BT31 21188 126760
White Bear Dredging & Hydraulic Mining Co. Ltd 1913 BT31 21290 127644
White Cliff Lead Mining Co. Ltd Llanrwst Caernarvonshire 1876 BT31 2182 10204
White Cliffs Opal Mines Ltd 1896 BT31 6874 48352
White Rock Silver Mines Ltd 1896 BT31 6842 48140
White Star Consolidated Mining Co. Ltd 1882 BT31 2968 16661
White Works Mining Co. Ltd St Day Cornwall 1868 BT286 169
White Works Tin Mining Co. Ltd Lydford Devon 1872 BT286 252
Whitehaven Iron Mines Ltd Whitehaven Cumberland 1871 BT31 1588 5253
Whitehead Mining & Smelting Co. Ltd 1881 BT31 14677 15259
Whitewell Mining Co. Ltd Forest of Bowland Yorkshire 1866 BT31 1205 2731C
Whitworth Finance & Mining Corporation Ltd 1927 BT31 32816 220064
Wilhelmina & New Phoenix Tin Mining Co. Ltd Altarnun Cornwall 1887 BT31 3997 25430
William Briggs & Company (Sheffield) Ltd 1900 BT31 9060 67034
Willoughby Lead Mining Co Llanrwst Caernarvonshire 1853 BT41 762 4097
Willoughby Lead Mining Co. Ltd Llanrhychwyn Caernarvonshire 1856 BT31 24B 119
Willoughby Mining Co. Ltd Llanrhaeadr Montgomeryshire 1871 BT31 1612 5447
Willow Bank Mining Co * Tal-y-bont Cardiganshire 1856 BT41 762 4098
Willow Bank Mining Co. Ltd Tal-y-bont Cardiganshire 1856 BT31 208 636
Winamuck Silver Mining Co of Utah Ltd Utah U.S.A. 1872 BT31 1784 6744
Winder Gill Mining Co. Ltd Frizington Cumberland 1907 BT31 18017 92320
Windsor Clive Mineral Co. Ltd Glamorganshire 1877 BT31 2332 11351
Winford Red Hematite Iron Ore Company Ltd Winford Somerset 1872 BT31 1749 6500
Winnie Mine Co. Ltd 1891 BT31 5135 34663
Wirksworth Mining Co. Ltd Wirksworth Derbyshire 1929 BT31 30432 236827
Wisconsin Mining & Smelting Co. Ltd Wisconsin U.S.A. 1861 BT31 586 2431
Wiseman’s Creek Copper Mining Co. Ltd 1873 BT31 1913 7822
Witwatersrandt Central Milling & Prospecting Co. Ltd South Africa 1888 BT31 4273 27718
Wolcott Copper Mining & Chemical Manufacturing Co. Ltd 1876 BT31 2229 10550
Wolfram Ltd Cornwall 1904 BT31 10931 82977
Wolfram Mines of Ribadavia Ltd 1900 BT31 8900 65543
Wolfram Mining & Smelting Co. Ltd 1909 BT31 18933 104074
Wolfram Mining & Smelting Co. Ltd 1924 BT31 28769 201413
Wolfram Mining & Smelting Co. Ltd 1909 BT31 18933 104074
Wolsingham Lead Co. Ltd Frosterley Durham 1865 BT31 1147 2395C
Wombwell Main Co. Ltd Wombwell Yorkshire 1865 BT31 38681 2036c
Wood Close & Polgooth United Tin Mining Co. Ltd St Mewan Cornwall 1872 BT286 285
Woodley Silver Lead Mining Co. Ltd St Pinnock Cornwall 1872 BT31 1764 6607
Workington Haematite Iron Co. Ltd Workington Cumberland 1856 BT31 189 568
Worthing Mining Co. Ltd South Australia Australia 1849 BT41 777 4168
Worthing Mining Co. Ltd South Australia Australia 1856 BT31 119 382
Wotherton Barytes & Lead Mining Co. Ltd Chirbury Shropshire 1880 BT31 2658 14151
Wray Ferric Oxide Mine Ltd Moretonhampstead Devon 1922 BT31 27267 182340
Wright’s Prospecting Syndicate Ltd 1889 BT31 4447 28959
Wye Lead Mining Co. Ltd Llangurig Montgomeryshire 1868 BT31 1416 4094
Wye Mine Ltd Llangurig Montgomeryshire 1883 BT31 3146 18183
Wye Valley Lead Mining Co. Ltd Llangurig Montgomeryshire 1874 BT31 1996 8568
Wymshay Lead Mining 1862 BT31 671 2848
Wynaad Reduction & Smelting Corporation Ltd India 1881 BT31 2900 16117
Wyndham Mining Co. Ltd Wyndham Cumberland 1877 BT31 14565 11342
Wyoming Sweetwater Mining Co. Ltd Wyoming U.S.A. 1870 BT31 1566 5101
Wythburn Lead Mining Co. Ltd Grasmere Cumberland 1861 BT31 589 2449
X.Y. Prospecting & Developing Syndicate Ltd 1893 BT31 5626 39210
Yampi Reward Copper Mine Ltd 1916 BT31 23358 144522
Yana (Wassau) Mines Ltd 1901 BT31 9355 69473
Yankee Girl Silver Mines Ltd Colorado U.S.A. 1890 BT31 4811 31894
Yewthwaite & Mewlands United Mines Ltd Keswick Cumberland 1885 BT31 3568 21866
Ynystudor Mining Co. Ltd Taliesin Cardiganshire 1881 BT31 2755 14985
Yolanda Mining Corporation Ltd 1912 BT31 20821 123349
York & Lancaster United Mines Co. Ltd Rimington Yorkshire 1880 BT31 2702 14554
York Harbour Mine (Newfoundland) Ltd Newfoundland Canada 1909 BT31 12939 105330
Yorke Peninsular Mining Co. Ltd 1864 BT31 1009 1598C
Yorkshire & Westmoreland Copper Co. Ltd Westmorland 1908 BT31 12417 98356
Yorkshire Lead Mines Ltd Marrick Yorkshire 1882 BT31 2930 16339
Yorkshire Mining Co Appletreewick Yorkshire 1852 BT41 781 4185
Yorkshire Mining Co. Ltd* Appletreewick Yorkshire 1856 BT31 164 495
Yorkshire Refractories Co. Ltd Yorkshire 1917 BT31 23735 147761
Ystwith Lead Mining Co. Ltd Cwmystwyth Cardiganshire 1880 BT31 2602 13713
Ytteroen Mining Co. Ltd 1863 BT31 869 864C
Yukon Placers Mines Ltd 1897 BT31 7519 53545
Zacatecas Silver Mining Co. Ltd 1866 BT31 1269 3120
Zamora Tin Mining Co. Ltd Spain 1861 BT31 579 2394
Zapopan Mines Ltd 1889 BT31 4428 28821
Zaragoza Copper & Zinc Mines Ltd 1900 BT31 9147 67790
Zaruma Mining Corporation Ltd 1913 BT31 21205 126899
Zeal Manor Mining Co. Ltd South Tawton Devon 1859 BT31 385 1438
Zeal Manor Mining Co. Ltd BT41 781 4188
Zeehan Montana Mine Ltd 1892 BT31 15269 37579
Zoutpansberg Consolidated Mines Ltd 1899 BT31 8789 64427
Zoutpansberg Mines Development Syndicate Ltd 1902 BT31 9821 73177
Zoutpansberg Prospecting Co. Ltd 1889 BT31 4417 28734
Zubiate Mining Co. Ltd 1882 BT31 3078 17591
Zwartkopjes Prospecting Syndicate Ltd 1910 BT31 13120 108023

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