I wonder if anyone could help I'm trying to find out which pits my gt grandad could of worked at , in the 1911 census the family where living in margam st caerau near maesteg ,his occupation is down as collier hewer. also was it usual for them to go from a stone quaryman to coalminer as when he married in 1898 that is what is written in his wedding ceft .
his name was Robert Brown married to matilda frances(Taylor)
thank you