Comparison of persons of Spanish surname and persons of Spanish origin in the United States /

Mode of access: Internet.

Directory of biosphere reserves in the United States /

Mode of access: Internet.

Statistical abstract of the United States, 1994.

Mode of access: Internet.

Lists of visits of Presidents of the United States to foreign countries, 1789-1983.

Mode of access: Internet.

Address by Under Secretary of the Interior, Clarence A. Davis, before the Chamber of Commerce of the United States, National Conference on Water Resources Policy, Chase-Park Plaza Hotel, St. Louis, Missouri, January 24, 1956.

Mode of access: Internet.

Fishery statistics of the United States /

Mode of access: Internet.

Official grain standards of the United States.

Vol. for 1956 issued as U.S. Dept. of Agriculture, Miscellaneous publication no. 722; 1957- as U.S. Agricultural Marketing Service, Service and regulatory announcement no. 177.

Commercial Statistics. Water-Borne Commerce of the United States.

Title Varies: 1919-24, Commercial Statistics

Directory of national and international labor unions in the United States.

Mode of access: Internet.

1974 census of agriculture : Virgin Islands of the United States /

Vol. 1, pt. 54 of the 1974 census of agriculture.

Investment in Peru; basic information for United States businessmen.

Mode of access: Internet.

Educational attainment in the United States, March 1979 and 1978 /

Mode of access: Internet.

Trade of the United States with Cuba in ... /

"Prepared by the Divisions of Regional Information and Business Review in cooperation with the Division of Foreign Trade Statistics."

Census of the Virgin islands of the United States, November 1, 1917. /

"The section of the report relating to population was prepared by Dr. Alba M. Edwards, expert special agent of the Division of population, and the section relating to agriculture was prepared by Mr. Arthur J. Hirsch, expert special agent of the Division of agriculture". -p. 9.

Investment in Cuba; basic information for United States businessmen.

Bibliographical footnotes.