Subject ASC00013gc
The Quarterly journal of the Geological Society of London.
v.50 (1894), Page 63 (1894)
Smithsonian Libraries
BHL Page 39088789
Keywords
Purbeck beds upper purbeck middle purbeck lower purbeck clay shales cinder-bed flagstone limestone sand geology purbeck sandstone marl cutting chicksgrove dinton section cross-section Middle Purbeck Upper Purbeck grit quarry Vertical succession of the Purbeck beds