Subject ASC0003yv2

The geologist : a popular monthly magazine of geology.
v.4 (1861), Page 116 (1861)
American Museum of Natural History Library
BHL Page 47658825

Keywords

drift donald's hill donald hill ireland soil surface person quarry chalk limestone kilhoyle derry county derry basalt mud lump red grey flint fracture hollow bone horn landscape geography geology chalk layers osseous remains

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