Full Details
- Surname
- WILLIAMS
- Forename
- John J. (injured)
- Day
- 08
- Month
- 09
- Year
- 1914
- Age
- 23
- Occupation
- Quarryman
- Mine/Quarry Name
- Dinorwic Quarry
- Mineral Worked
- Slate
- Owner
- Sir Charles Garden Assheton-Smith
- Location
- Llanberis
- County
- Caernarfonshire
- Details of Event
- Charging a crack with gunpowder when charge exploded.
