Environmental carcinogens and human cancer : estimation of exposure to carcinogens in the ambient air /

Sponsored by Health Effects Research Laboratory, Research Triangle Park, N.C.

Safe operation of capacitance meters using high applied-bias voltage /

Includes bibliographical references (p. 49).

Relationship of exposure to toxic chemicals and reproductive impairment [microform] : hearing before the Subcommittee on Investigations and Oversight of the Committee on Science and Technology, U.S. House of Representatives, Ninety-seventh Congress, second session, July 27, 1982.

"No. 158."

The Levels of mathematics achievement : initial performance standards for the 1990 NAEP mathematics assessment /

"November 1991"--Vol. 3.

Detailed comments on levels of nutrition in Malayan households /

Mode of access: Internet.

Interest rate levels of FmHA loan programs [microform] : hearing before the Subcommittee on Agricultural Credit and Rural Electrification and the Subcommittee on Rural Development of the Committee on Agriculture, Nutrition, and Forestry, United States Senate, Ninety-sixth Congress, second session, June 10, 1980.

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

Dietary levels of households in the North Central Region.

Cover title.

Dietary levels of households in the Northeast /

Cover title.

Dietary levels of households in the South /

Chiefly tables.

Dietary levels of households in the West /

Cover title.

Dietary levels of households in the United States seasons and year 1965-66.

Cover title.

Stark energy levels of symmetric top molecules.

At head of title: NBS Project 8440-11-84141.

Diamond points; or, Things we should know : A compendium of facts, forms, methods and laws, for the safe conduct of business /

Mode of access: Internet.

Infirmities of per capita national income estimates when employed to compare levels of living between developed and retarded areas.

Mode of access: Internet.

The business guide, or, Safe methods of business /

At head of title: 1900 census. Standard ed.