Subject ASC0001eo3
The Quarterly journal of the Geological Society of London.
v.43 (1887), Page 664 (1887)
Natural History Museum Library, London
BHL Page 45996935
Keywords
Saunton bolder grey porphyry south of Saunton Down and north end of Barnstaple Bay base of sandstone cliff engraving cliffs geology Pilton Beds Barnstaple Bay Grey Porphyry Saunton down Pickwell-Down Sandstone geography saunton down barnstaple bay porphyry