BW165/34/1
"Cannock Chase Colliery Plan, shewing Etruria Marls, at No 9s Brickworks Hednesford"
Map showing Littleworth Railway and Cannock Chase Colliery. Coloured to show soil types. Section across watercourse and railwat. Shows soil types in boreholes.
June 1933
BW165/34/1
1 sheet