Draft comprehensive management and use plan / Draft environmental impact statement : Calfornia National Historic Trail, Pony Express National Historic Trail Draft management and use plan update / Draft environmental impact statement : Oregon National Historic Trail, Mormon Pioneer National Historic Trail.
TITLE_DISPLAY:
Draft comprehensive management and use plan / Draft environmental impact statement : Calfornia National Historic Trail, Pony Express National Historic Trail [microform] : Draft management and use plan update / Draft environmental impact statement : Oregon National Historic Trail, Mormon Pioneer National Historic Trail.
出版信息:
[Salt Lake City, Utah?] : National Park Service, U.S. Dept. of the Interior, [1998]
格式:
缩微
物理描述:
xi, 268 p. : ill., maps (some folded) ; 28 x 45 cm.