Subject ASC0000xq7
Wiltshire archaeological and natural history magazine.
v.9=no.25-27 (1864-1866), Page 178 (1866 - 1866)
Natural History Museum Library, London
BHL Page 12538611
Keywords
cross section sarsen stone brick earth geological section Geology Wiltshire railway cutting marlborough railways geology strats clay flints diagram flint chalk strata