I-70 in a mountain environment
Subtitle: Vail Pass Colorado
By: prepared by the Colorado Department of Highways for the United StatesDepartment of Transportation, Federal Highway Administration Office of Development in cooperation with the United States Forest Service, United States Department of Agriculture.
Contributors: Colorado. Department of Highways.; United States. Federal Highway Administration. Office of Development.; United States. Forest Service.
Publisher: [Department of Transportation?]
Published: 1976
Place of publication: [U.S.]
Language: eng
Notes: FHWA-TS-78-208.