Department of the Interior, National Park Service
Subtitle: hearings before a subcommittee of the Committee on Appropriations, United States Senate, Ninetieth Congress, second session, on winter operation of roads in Yellowstone National Park.
Publisher: U.S. G.P.O.
Published: 1968
Place of publication: Washington
Language: eng
Number of pages: 105
Subjects: Roads -- Yellowstone National Park -- Maintenance and repair; Yellowstone National Park
Notes: Available also in microform in CIS US congressional committee hearings, accession number SAp-1.