Breaking new ground
By: Gifford Pinchot ; introduction by James Penick, Jr..
Series: Americana library
Publisher: University of Washington Press
Published: 1972
Place of publication: Seattle; London
Language: eng
Number of pages: 522
Subjects: Conservation of natural resources -- United States.
Notes: First ed. originally published, New York, Harcourt Brace Jovanovich, 1947.

Includes index.