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Economic Geology of the Beaver Quadrangle, Pennsylvania
Language: en
Pages: 168

Economic Geology of the Beaver Quadrangle, Pennsylvania

Authors: Lester Hood Woolsey
Categories: Mines and mineral resources
Type: BOOK - Published: 1906 - Publisher:

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Economic Geology of the Beaver Quadrangle, Pennsylvania
Language: en
Pages: 1366

Economic Geology of the Beaver Quadrangle, Pennsylvania

Authors: Arthur Coe Spencer
Categories: Bryozoa, Fossil
Type: BOOK - Published: 1907 - Publisher:

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Economic Geology of the Beaver Quadrangle, Pennsylvania (Southern Beaver and Northwestern Allegheny Counties)
Language: en
Pages: 166

Economic Geology of the Beaver Quadrangle, Pennsylvania (Southern Beaver and Northwestern Allegheny Counties)

Authors: Lester Hood Woolsey
Categories:
Type: BOOK - Published: 2016-05-17 - Publisher: Palala Press

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This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work was reproduced
Contributions to Economic Geology, 1906
Language: en
Pages: 602

Contributions to Economic Geology, 1906

Authors:
Categories: Geology, Economic
Type: BOOK - Published: 1907 - Publisher:

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Topographic and Geologic Survey of Pennsylvania Administrative Report for ...
Language: en
Pages: 134

Topographic and Geologic Survey of Pennsylvania Administrative Report for ...

Authors: Pennsylvania. Bureau of Topographic and Geologic Survey
Categories: Pennsylvania
Type: BOOK - Published: 1911 - Publisher:

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