Nationwide trails system.
Subtitle: Hearing, Ninetieth Congress, first session, on H.R. 4865, and related bills.
By: Hearings held in Washington, D.C., March 6 and 7, 1967.
Publisher: U.S. Govt. Print. Off.
Published: 1967
Place of publication: Washington
Language: eng
Number of pages: 206
Subjects: Trails -- Law and legislation -- United States.
Notes: "Serial no. 90-4."