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.

Bibliographic Details

Corporate Author:	United States. National Park Service
Format:	Government Document Software eBook
Language:	English
Published:	Salt Lake City, UT : U.S. Dept. of the Interior, National Park Service, [1999]
Subjects:	California National Historic Trail. Pony Express National Historic Trail. Oregon National Historic Trail. Mormon Pioneer National Historic Trail. Trails > West (U.S.)