Amberley Publishing;
Coal Mining in Lancashire & Cheshire
Over 350 photographs plus the coalfield history using archive sources
The Pretoria Pit Disaster
Centenary Dec 21st this year. Lancashire's largest ever disaster, 344 men and boys killed.
Both books by Alan Davies, former curator of the Lancashire Mining Museum, Salford (closed 2000). The Pretoria book should be out at the end of next week, both can be ordered on the net.