Subject ASC0001wuf

The Quarterly journal of the Geological Society of London.
v.15 (1859), Page 93 (1859)
Smithsonian Libraries
BHL Page 36161632

Keywords

joint jointing triassic sandstone howrig cumberland shale Jointing Triassic Sandstone Cumberland geology Howrig England layer strata triassic sandstone sandstone andshale

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