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Geological Research in Pennsylvania, 1994-95

Anne Lutz

Published: 1995

Total Pages: 66

The Geology of Pennsylvania

Geological Survey of Pennsylvania

Published: 1858

Total Pages: 716

Geological Survey of Pennsylvania

Geological Survey of Pennsylvania

Published: 1895

Total Pages: 1008

Annual Report on the Geological Survey of the State of Pennsylvania

Geological Survey of Pennsylvania

Published: 1888

Total Pages: 344

Includes 3 atlases of fold. plates, fold. maps, fold. tab. which accompany 1885; 1886, pts. 3-4.

Pennsylvania Geology

Published: 1996

Total Pages: 128

Geological Survey of Pennsylvania

Pennsylvania. State Geologist (1874-1890)

Published: 1895

Total Pages: 140

U.S. Geological Survey Professional Paper

Published: 1984

Total Pages: 628

Geological Survey of Pennsylvania: pt. 1. Carboniferous formations, by J.P. Lesley, E.V. d'Invilliers, and A.D.W. Smith. pt. 2. Bituminous coal fields, by E.V. d'Invilliers. The new red of Bucks and Montgomery Counties, by B.S. Lyman

Geological Survey of Pennsylvania

Published: 1895

Total Pages: 756

The Publications of the Second Geological Survey of Pennsylvania

Geological Survey of Pennsylvania

Published: 1884

Total Pages: 14

Historical Sketch of Geological Explorations in Pennsylvania and Other States

J. Peter Lesley

Published: 1876

Total Pages: 240