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Page 6368, results 159176 - 159200

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Publication Extents

Not all publications have extents, not all extents are completely accurate
Toxicity and repellency to rats of actidione
R. Traub, J.B. DeWitt, J.F. Welch, D. Newman
1950, Journal of the American Pharmaceutical Association, Scientific Edition (39) 552-555
The antibiotic actidione was found to be highly repellent to laboratory rats and to significantly reduce gnawing attacks upon treated paperboards. Rats refused to accept food or water containing this material even under conditions of acute starvation and died of starvation and thirst rather than accept water containing 1.0 mg. of...
Rodent repellency
J.B. DeWitt, J.F. Welch, E. Bellack
1950, Modern Packaging (23) 123-126
In the course of studies involving more than 2,500 chemical repellents, it has been found that certain groups of- compounds containing nitrogen or sulfur are repellent to rats under the , test conditions and it appears probable that some of these compounds might be used for the protection of packaged...
The genus Acroricnums in America (Hymenoptera, Ichneumonidae)
R.T. Mitchell
1950, Annals of the Entomological Society of America (43) 249-261
This paper is a revision of the known species of A croricnus of America. Of the five previously described species assigned to this genus from this area, four are reduced to subspecific rank under the European genotype, A croricnus stylator (Thunberg). Three subspecies and one species are described as new, and typical stylator is recorded from...
Notes on some winter birds of north central New Mexico
R. W. Allen
1950, The Auk (67) 252-253
The observations recorded below were made in Santa Fe, Sandoval and Rio Arriba counties during the winter of 1939-1940. Occasional specimens, 54 in all, collected for racial identification, are deposited in the Museum of Zoology, University of Michigan....
Geologic investigation at the site of the post office building, Welch, West Virginia
Harold Horatio Hawkins
1950, Open-File Report 50-36
Statement of Problem:   Cracking in the interior and exterior walls of the post office building at Welch, West Virginia, developed in the summer of 1947. This cracking appeared about two months after the patching of similar cracks that had developed in 1946. The Public Buildings Administration was requested to investigate the...
Geologic interpretations of seismic data: Braintree-Weymouth by-pass stations 29-56, Liberty Street grade separation in Braintree, Massachusetts
James E. May, Daniel Linehan
1950, Open-File Report 50-42
At the request of the Massachusetts Department of Public Works, seismic and geologic studies were made for the projected Braintree-Weymouth By-Pass grade separation at Liberty Street in Braintree, Massachusetts. The work was performed in order to furnish data that would aid the engineers in preparing estimates of the quantity of...
Water resources of the Cumberland area, Maryland-West Virginia
R. R. Bennett, F. F. LeFever, R. O. R. Martin, E. G. Otton
1950, Open-File Report 50-80
The area covered by this report consists of Garrett and Allegany Counties, the two most westernmost counties of Maryland, and Mineral County, West Virginia. The city of Cumberland, population 37,732 (1950 census), which is the economic and commercial center of the area, is on the North Branch pf the Potomac...
Water power resources of Scenery Creek near Petersburg, Alaska
Fred F. Lawrence
1950, Open-File Report 50-113
Due to high unit runoff, a good storage site, and a high concentration of fall, Scenery Lake presents a favorable power site. By building a tunnel three miles long from Scenery Grove to tap Scenery Lake at elevation 900 feet and a dam to raise Scenery Lake to elevation 1020...
Water resources of the United States
Albert N. Sayre
1950, Open-File Report 50-95
The concerns that has grown gradually in recent years over the future of our water supplies has been forcefully dramatized by the water shortage that New York City is now experiencing. This shortage is not the first that has affected an American community and it is not the most serious....
Memorandum on pumping test at Ambridge, Pennsylvania
D. W. Van Tuyl
1950, Open-File Report 50-103
By arrangment with Mr. J. Z. Columbia, Superintendent of the Ambridge Water Works, the United States Geological Survey conducted a "pumping test" in the Ambridge well field on November 10, 1949. As used in this report, "pumping test" means pumping a well at a fixed rate to determine the hydrologic...