The aspens : their growth and management / by W.G. Weigle and E.H. Frothingham.
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Corporate Authors: | , |
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Format: | Government Document Book |
Language: | English |
Published: |
Washington, D.C. :
U.S. Dept. of Agriculture, Forest Service,
1911.
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Series: | Bulletin (United States. Forest Service) ;
93. |
Subjects: |