Sediment problems on irrigation projects in the United States /

Mode of access: Internet.

General geology, classification, and use of clays, and use of bentonite as a lower-cost canal lining material /

Mode of access: Internet.

Program of work of the United States Department of Agriculture for the fiscal year ... [electronic resource].

Report for fiscal year 1918 not published.

Zoning progress in the United States. Part. I. Zoning and the courts,

The compilation of zoning laws and ordinances is by Norman L. Knauss.

Social workers in 1950; a report on the study of salaries and working conditions in social work, spring 1950.

Mode of access: Internet.

The official record of the United States Department of Agriculture.

Mode of access: Internet.

Sources of information on the properties of metals and alloys.

"April 15, 1943."

Bureau of Land Management in Wyoming.

Latest issue consulted: 1997.

Technologic papers of the Bureau of Standards.

Part of the plates, plans, tables and diagrams are folded.

Research in progress in the Bureau of Agricultural economics, June 30, 1929.

Mode of access: Internet.

Report of the chief of the Bureau of Home Economics.

Title from caption.

Foreign direct investment in the United States : report of the Secretary of Commerce to the Congress in compliance with the Foreign investment study act of 1974, Public law 93-479.

Vol. 1 includes full text of the Foreign investment study act of 1974.

U.S. censuses of population and housing: 1960. Census tracts. Final report PHC(1)-1-[180. -

Mode of access: Internet.

1970 census of population and housing; evaluation and research program. The medicare record check: an evaluation of the coverage of persons 65 years of age and over in the 1970 census.

"PHC(E)-7."

Enumerator's reference manual: 1960 census of population and housing.

v.1.Stage I.--v.2.Stage II.