Wetlands of the United States : current status and recent trends /

Mode of access: Internet.

Coastal wetlands of the United States : an accounting of a valuable national resource /

Mode of access: Internet.

The Post Office Department of the United States of America : its history, organization, and working, from the inauguration of the Federal Government, 1789, to the close of the administration of President Andrew Johnson /

Mode of access: Internet.

Inland wetlands of the United States : evaluated as potential registered natural landmarks /

Mode of access: Internet.

Description of the ecoregions of the United States /

Mode of access: Internet.

Rural sociological research in the United States. A social science research monograph.

Mimeographed.

Financing of rural nonfarm housing in the United States

Includes bibliographical references.

Investment in Mexico, conditions and outlook for United States investors.

Bibliographical footnotes.

Ohio River Basin comprehensive survey-- [microform] main report and development program formulation. Communication from the Chairman, United States Water Resources Council, transmitting the Council's report on a comprehensive program for water and related land use in the Ohio River Basin, pursuant to Public law 89-80.

Reuse of record except for individual research requires license from Congressional Information Service, Inc.

Mammals imported into the United States in 1968 /

Mode of access: Internet.

List of references on inland waterways of the United States.

Mode of access: Internet.

Enforcement of environmental regulations [microform] : hearings before the Subcommittee on Environmental Pollution of the Committee on Environment and Public Works, United States Senate, Ninety-sixth Congress, first session, May 23 and 24, 1979.

Reuse of record except for individual research requires license from Congressional Information Service, Inc.

Government regulations affecting the U.S. automobile industry [microform] : hearing before the Subcommittee on Surface Transportation of the Committee on Commerce, Science, and Transportation, United States Senate, Ninety-seventh Congress, first session, on government regulations affecting the U.S. automobile industry, January 28, 1981.

Reuse of record except for individual research requires license from Congressional Information Service, Inc.

Reference data on halfway houses for the mentally ill and alcoholics, United States, 1973 /

Chiefly tables.

San Francisco bay bridge; report of the Hoover-Young San Francisco bay bridge commission to the President of the United States and the Governor of the state of California, August, 1930.

Mode of access: Internet.