Title: 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
Description: The National Park Service's policy on management and use, and consequent environmental impact, for four national historic trails.
Subjects: Trails
Places: California National Historic Trail, Pony Express National Historic Trail, Oregon National Historic Trail, Mormon Pioneer National Historic Trail, West (U.S.)