Comprehensive management and use plan, final environmental impact statement, California National Historic Trail, Pony Express National Historic Trail ; Management and use plan update, final environmental impact statement, Oregon National Historic Trail, Mormon Pioneer National Historic Trail
The National Park Service's policy on management and use, and consequent environmental impact, for four national historic trails.
Saved in:
| Main Author: |
United States. National Park Service. |
| Format: |
Electronic
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| Language: |
English
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| Published: |
Salt Lake City, UT :
U.S. Dept. of the Interior, National Park Service,
[1999]
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| Physical Description: |
1 computer optical disc : color ; 4 3/4 in.
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| Subjects: |
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