Full Details
- Surname
 - JONES
 
- Forename
 - William (injured)
 
- Day
 - 20
 
- Month
 - 01
 
- Year
 - 1917
 
- Age
 - 54
 
- Occupation
 - Blaster
 
- Mine/Quarry Name
 - Llysfaen & Pentregwyddel Quarry
 
- Mineral Worked
 - Limestone
 
- Owner
 
- Location
 - Llanddulas
 
- County
 - Caernarfonshire
 
- Details of Event
 - Injured face by premature explosion. 2 injured.
 
 
					