Hydrologic data for experimental agricultural watersheds in the United States, 1960-61 /

"Issued May 1965."

Hydrologic data for experimental agricultural watersheds in the United States, 1962 /

"Issued June 1968."

Hydrologic data for experimental agricultural watersheds in the United States, 1963 /

Mode of access: Internet.

Hydrologic data for experimental agricultural watersheds in the United States, 1964 /

Bibliography: p. 8-9.

Hydrologic data for experimental agricultural watersheds in the United States, 1965 /

"In cooperation with state Agricultural Experiment Stations."

Hydrologic data for experimental agricultural watersheds in the United States, 1966 /

Bibliography: p. 8-10.

Hydrologic data for experimental agricultural watersheds in the United States, 1967 /

Bibliography: p. 8-10.

Hydrologic data for experimental agricultural watersheds in the United States, 1980 /

Issued Jan. 1980.

Hydrologic data for experimental agricultural watersheds in the United States, 1969 /

Prepared in cooperation with State agricultural experiment stations.

Hydrologic data for experimental agricultural watersheds in the United States, 1971 /

"Prepared by Science and Education Administration."

Hydrologic data for experimental agricultural watersheds in the United States, 1972 /

Prepared in cooperation with state agricultural experiment stations.

Forest credit in the United States : a survey of needs and facilities /

Mode of access: Internet.

Income; an examination of the returns for services rendered and from property owned in the United States.

Includes bibliographical references.

Check list of collections of personal papers in historical societies, university and public libraries, and other learned institutions in the United States.

Mode of access: Internet.

Lectures on the history of protection in the United States : delivered before the International Free-Trade Alliance /

The national idea and the American system.--Broad principles underlying the tariff controversy.--The origin of protection in this country.--The establishment of protection in this country.--Vacillation of the protective policy in this country.