Oil and gas development in Illinois during 1950 /

"Reprinted from Statistics of oil and gas development and production covering 1950, A.I.M.E."

Pest control materials, 1950: fungicides, herbicides, insecticides, rodenticides, companies, uses and active ingredients

Mode of access: Internet.

Investigation of materials for use in a heat transfer system containing liquid lead alloys, report no. XII : final report April 1, 1950 to June 30, 1951 /

"U. S. Government Printing Office: 1955."--P. 34.

Distillation separation of zirconium and hafnium : summary report for February 14, 1949 to March 31, 1950 /

"Contract No. AT(30-1)-534."

A summary of findings of the ecological survey of White Oak Creek, Roane County, Tennessee, 1950-1953 /

"Contract No. AT(40-1)-221."

Research and related services in the United States Department of Agriculture : prepared for the Committee on Agriculture of the House of Representatives, Eighty-first Congress, second session. Dec. 21, 1950.

At head of title: Committee print.

Iris check list of registered cultivar names, 1950-1959.

Mode of access: Internet.

Report of proceedings, Conference on deciduous fruits, February 6-7, 1950.

"Conference was held at the Eastern Regional Research Laboratory with representatives of the deciduous fruit processing industry, growers associations, universities, state agricultural experiment stations and the United States Department of Agriculture participating."

The American Home Economics Association, 1950-1958. A supplement to the AHEA saga,

Mode of access: Internet.

Pollution patterns in the Ohio River, 1950; water-quality conditions and changes revealed by a simultaneous sampling of the 963-mile stretch from Pittsburgh to Cairo.

Cover title.