Full Details
- Surname
- WILLIAMS
- Forename
- Matthew (injured)
- Day
- 01
- Month
- 04
- Year
- 1948
- Age
- 59
- Occupation
- Roadman
- Mine/Quarry Name
- Onllwyn, No.1
- Mineral Worked
- Coal
- Owner
- National Coal Board
- Location
- Onllwyn
- County
- Glamorganshire
- Details of Event
- Ignition of firedamp - burns to head and arms.
