Series: | Natural resources report ; 2013/621. |
Publisher:
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Fort Collins, Colorado : U.S. Department of the Interior, National Park Service, Natural Resource Stewardship and Science, 2013. |
Phys. Desc.: |
1 online resource (xviii, 133 pages) : color illustrations, color maps. |
Digital Content: |
Click for online content. |
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Publisher:
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[Washington, D.C.?] : U.S. Dept. of the Interior, National Park Service, [1987] |
Phys. Desc.: |
1 online resource (viii, 88 pages : illustrations, maps) |
Digital Content: |
Click for online content. |
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