Performance of historic stone building materials and systems : observations by architects, engineers and building conservators : excerpts from workshop discussions held on August 10, 1987, funded by the U.S. Environmental Protection Agency and the U.S. Department of the Interior, National Park Service, Cultural Resources Acid Rain Research Program.

"June 1988."

Systems Research and Development Service, progress report, August 8-9, 1978.

Issued Aug. 1978.

Effectiveness of a pilot information service for educational research materials.

Mode of access: Internet.

Review of U.S. Department of Agriculture's Animal and Plant Health Inspection Service [microform] : hearing before the Subcommittee on Department Operations, Research, and Foreign Agriculture of the Committee on Agriculture, House of Representatives, One Hundredth Congress, second session, July 7, 1988.

"Serial no. 100-97."

U.S. Forest Service research note INT /

Title from caption.

College of Education, Bureau of Research and Service: history, functions, activities.

"Publications by the Bureau of Research and Service, 1947-1949": p. 16. "Publications of the staff of the Bureau of Research and Service, September 1947-July 1950": p. 18-20.

Bibliography of Forest Service outdoor recreation research publications. Supplement.

Mode of access: Internet.

Research in the service of national purpose; proceedings of the Office of Naval Research Vicennial Convocation.

Mode of access: Internet.

Education and research in agriculture and home economics in the United States, Supplementing exhibit of the States Relations Service, United States Department of Agriculture at the Brazil centennial exposition, Rio de Janeiro, Brazil, 1922-1923.

Report prepared for the Commission of the United States of America to the Brazil centennial exposition.

U.S.D.A. Forest Service research note ITF.

Mode of access: Internet.

Forest Service research paper ITF.

Mode of access: Internet.

Colonies of insects, mites, ticks, and spiders maintained in laboratories of the Entomology Research and Market Quality Research Divisions of the Agricultural Research Service, U. S. Dept. of Agriculture.

Mode of access: Internet.

Colonies of insects, mites, ticks, and spiders maintained in laboratories of the Entomology Research and Market Quality Research Divisions of the Agricultural Research Service, U. S. Dept. of Agriculture.

Mode of access: Internet.

Colonies of insects, mites, and ticks maintained in laboratories of the Entomology Research and Market Quality Research Divisions of the Agricultural Research Service, U. S. Dept. of Agriculture,

Cover title.