H.R. 1528, the National Geologic Mapping Reauthorization Act of 1999, to Reauthorize and Amend the National Geologic Mapping Act of 1992: Hearing before the Subcommittee on Energy and Mineral Resources of the Committee on Resources, House of Representatives, One Hundred Sixth Congress, Second Session
Coverage: Washington : U.S. Govt. Print. Off., 1999