Subject ASC0000pdf
Wiltshire archaeological and natural history magazine.
v.26=no.76-78 (1891-1892), Page 263 (1892 - 1892)
Natural History Museum Library, London
BHL Page 12685640
Keywords
landscape graphic geographic cut Landscape geology vale wardour gault upper green sand purbeck cross-section rock formation vertical section river plain geological section section cross section vale of wardour