Subject ASC00011mw
The Quarterly journal of the Geological Society of London.
v.56 (1900), Page 172 (1900)
Smithsonian Libraries
BHL Page 41487478
Keywords
#geology shale limestone ludlow sandstone geomorphology structural geology stratigraphy Malvern Hills Abberley Hills scale inches inch mile Ledbury Shale Downton Sandstone Upper Ludlow Aymestry Limestone Lower Ludlow section across cross-section geological fault fold Wallsgrove Hill hill northern part Pachytheca Pterygotus Lingula thrust plane trasverse faults Malvern Abberley terminate bed beds rock uplift geology Malverns