Commemoration of Yellowstone National Park.
Subtitle: Hearings, Ninety-first Congress, first session, on H.J. Res. 309 ... and H.J. Res. 546 ... September 24, 1969.
Publisher: U.S. Govt. Print. Off.
Published: 1969
Place of publication: Washington
Language: eng
Number of pages: 11
Subjects: Yellowstone National Park.
Notes: "Serial no. 5."