Vegetational changes in Yosemite Valley /
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Main Author: | |
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Other Authors: | |
Format: | Government Document Book |
Language: | English |
Published: |
Washington :
U.S. Dept. of the Interior, National Park Service,
1978.
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Series: | National Park Service occasional paper ;
no. 5. |
Subjects: |
Physical Description: | 25 p. : ill. ; 26 cm. |
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Bibliography: | Bibliography: p. |