Conservation and the gospel of efficiency; the progressive conservation movement, 1890-1920,

Bibliographic Details
Main Author:	Hays, Samuel P (Author)
Format:	Book
Language:	English
Published:	New York, Atheneum, 1969 [1959]
Edition:	[College ed.]
Series:	Atheneum paperbacks ; 139.
Subjects:	Conservation of natural resources > United States > History. Environmental policy > United States > History. Environnement > Politique gouvernementale > États-Unis > Histoire. Conservation of natural resources. Environmental policy. United States. History.

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