Department of the Interior and related agencies appropriations for fiscal year 1980. Part 1, Advisory Council on Historic Preservation, Commission on Fine Arts, Department of Energy, Department of Health, Education, and Welfare, Department of the Interior, National Capital Planning Commission, National Gallery of Art, Navajo-Hopi Indian Relocation Commission, nondepartmental witnesses, Pennsylvania Avenue Development Corporation, Woodrow Wilson International Center for Scholars: hearings before a subcommittee of the Committee on Appropriations, United States Senate, Ninety-sixth Congress, first session, on H.R. 4930 ...