Subject ASC0003zmu
The geologist : a popular monthly magazine of geology.
v.5 (1862), Page 450 (1862)
American Museum of Natural History Library
BHL Page 47656897
Keywords
anticlinal preston quarry black grey molluskite bed loam clay greensand stone lithodomi medway section district Sandstone sketch beds Quarry excavation geology cross section Preston Quarry Preston District