Subject ASC0000zf4
The Quarterly journal of the Geological Society of London.
v.37 (1881), Page 142 (1881)
Smithsonian Libraries
BHL Page 43971352
Keywords
geology wales section from aberystwyth to the devil's bridge continuation of the section in fig 1 from cum ystwyth through craig bluest to rhyader and gwastaden geology of central Wales section from Aberystwyth to the devils bridge horizontal scale inch mile bridge slates shale Geology topography of Central Wales Slate Fossils fossils Geology of Central Wales Devil's Bridge Fossil zone geological strata Cwm Ystwyth Craig Lluest Rhyader Gwastaden Aberystwyth Devil's Bridge