Prehistoric Trackways Study Act of 1990 microform : hearing before the Subcommittee on Public Lands, National Parks, and Forests of the Committee on Energy and Natural Resources, United States Senate, One Hundred First Congress, second session, on S. 2684, to authorize a study of methods to protect and interpret the nationally significant fossil trackways found in the Robledo Mountains near Las Cruces, NM, Las Cruces, NM, July 6, 1990.
United States.Congress.Senate.Committee on Energy and Natural Resources.Subcommittee on Public Lands, National Parks and Forests.
Washington : U.S. G.P.O. : For sale by the Supt. of Docs., Congressional Sales Office, U.S. G.P.O.,
1990.
Microfiche.
Historic sites
Leys