National Trails System Improvement Act of 1987 and revising the boundaries of the Salem Maritime National Historic Site : hearing before the Subcommittee on Public Lands, National Parks and Forests of the Committee on Energy and Natural Resources, United States Senate, one hundredth Congress, second session on ... March 3, 1988.
United States.Congress.Senate.Committee on Energy and Natural Resources.Subcommittee on Public Lands, National Parks and Forests.
Washington : U.S.G.P.O.,
1988.
Historic sites
Trails