Trail planning and layout / by Byron L. Ashbaugh and Raymond J. Kordish.
Main Author: | Ashbaugh, Byron L. |
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Other Authors: | Kordish, Raymond J. |
Language: | English |
Published: |
New York :
National Audubon Society, Nature Center Planning Division,
[1971]
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Subjects: | |
Physical Description: | 76 pages : illustrations ; 28 cm |
Format: | Book |