Dades bibliogràfiques
| Autor principal: |
Morris, Richard B. (Richard Brandon), 1904-1989 |
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| Autor corporatiu: |
United States. National Park Service. Division of Publications |
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| Altres autors: |
Baskin, Leonard, 1922-2000 |
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| Format: | Document de govern
Llibre
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| Idioma: | English |
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| Publicat: |
Washington, D.C. :
Produced by the Division of Publications, National Park Service, U.S. Dept. of the Interior : [Supt. of Docs., U.S. G.P.O., distributor],
1986.
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| Col·lecció: | National Park Service handbook. ;
v. 103.
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| Matèries: | |
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