Report of the Delegation of the United States of America to the Inter-American Conference for the Maintenance of Peace,

Cordell Hull, chairman.

Inter-American Conference for the Maintenance of Continental Peace and Security, Quintandinha, Brazil, August 15-September 2, l947 /

Mode of access: Internet.

Acute toxicity of selected toxicants to six species of fish /

Mode of access: Internet.

Study of fiber release during routine maintenance of asbestos containing floor tile : cooperative research and development agreement with Chemical Specialties Manufacturing Association, Inc.

Mode of access: Internet.

On the problem of estimating the number of schools of fish.

"A paper presented at the joint meeting of the Bometric Society and the institute of Mathematical Statistics, November 27, 1948, at Seattle, Washington."

Sourcebook on transit-related environmental regulations: requirements affecting the acquisition and maintenance of transit vehicles and facilities. Final report.

Federal Transit Administration, Washington, D.C.

Maintenance of CRASH2 program. Final report.

National Highway Traffic Safety Administration, Washington, D.C.

The fishes of North and Middle America: a descriptive catalogue of the species of fish-like vertebrates found in the waters of North America, north of the Isthmus of Panama /

Mode of access: Internet.

A manual of fish-culture : based on the methods of the United States Commission of Fish and Fisheries, with chapters on the cultivation of oysters and frogs /

"Extracted from U. S. Fish Commission report for 1897, pages 1 to 340, plates 1 to 62 and I to XVIII."

Ecological studies of fish near a coal-fired generating station and related laboratory studies : Wisconsin power plant impact study /

"Grant no. R803971."

Manual for the construction and maintenance of skid surfaces corresponding to those prepared by Texas Transportation Institute under National Bureau of Standards contract CST-451. Final report.

National Highway Traffic Safety Administration, Washington, D.C.

Survey data book and standards for operation and maintenance of physical plant in colleges and universities /

143, 147, omitted in numbering.

The maintenance of peace;

Mode of access: Internet.

Annual report of the New Jersey Department of Conservation, Division of Fish and Game.

Mode of access: Internet.