| Description | Includes plans for proposed extension to coal washing plant, development of the Wath Main Freehold Estate (Bolton-on-Dearne), the Swallow Wood seam, proposed drift from Parkgate to Silkstone Coal, and plan of Wath Main Colliery surface works. Also includes general report on the operations of Wath Main Colliery, and draft notes regarding future developments (Aug 1936) |