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. |