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Breaking new ground.

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Bibliographic Details
Main Author: Pinchot, Gifford, 1865-1946
Format: Book
Language:English
Published: New York : Harcourt, Brace, [1947]
Edition:[1st ed.].
Subjects:
Conservation of natural resources > United States.
Pinchot, Gifford, > 1865-1946.
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by Pinchot, Gifford, 1865-1946
Published 1998
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by Pinchot, Gifford, 1865-1946
Published 1972
Book
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