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A Reconnoissance Soil Survey of Pennsylvania
Language: en
Pages: 394
Authors: United States. Bureau of Soils
Categories:
Type: BOOK - Published: 1910 - Publisher:

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A Reconnoissance Soil Survey of South-central Pennsylvania
Language: en
Pages: 77
Authors: Charles F. Shaw
Categories: Soil surveys
Type: BOOK - Published: 1912 - Publisher:

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A Reconnoissance Soil Survey of Southwestern Pennsylvania
Language: en
Pages: 69
Authors: Henry J. Wilder
Categories: Soil surveys
Type: BOOK - Published: 1911 - Publisher:

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Field Operations of the Division of Soils
Language: en
Pages: 1452
Authors:
Categories: Soil surveys
Type: BOOK - Published: 1911 - Publisher:

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Annual Report
Language: en
Pages: 624
Authors: United States. Government Printing Office
Categories: Government publications
Type: BOOK - Published: 1919 - Publisher:

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