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Books by Hays, Samuel P.

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2 books found
The Response to Industrialism, 1885-1914
The Response to Industrialism, 1885-1914
By: Hays, Samuel P.
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Conservation And The Gospel Of Efficiency: The Progressive Conservation Movement, 1890–1920
Conservation And The Gospel Of Efficiency: The Progressive …
By: Hays, Samuel P.
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