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...
Full scale maps to accompany the Uravan mineral belt
Water Resources Division, U.S. Geological Survey
1950, Trace Elements Investigations 109
No abstract available....
Trace Elements Investigations Report No. 136
Water Resources Division, U.S. Geological Survey
1950, Trace Elements Investigations 136
No abstract available...
Trace Elements Investigations Report No. 122
Water Resources Division, U.S. Geological Survey
1950, Trace Elements Investigations 122
No abstract available....
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...
Progress report on the geology and ground-water hydrology of part of the Oahe Unit, James River Division, South Dakota
Gerald A. Waring, W.H. Bush
1950, Open-File Report 50-104
The Oahe Unit, in the James River basin in eastern South Dakota, extends for about 100 miles north and south and is 20 to 80 miles wide, having the river as its east border. The Oahe irrigation project is planned to supply water to 750,000 to 1,500,000 acres of...
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...
A comparative study of mean-section and mid-section methods for computation of discharge measurements
Kenneth B. Young
1950, Open-File Report 53-277
In February, 1949, Mr. J. V. B. Wells, Chief of the Surface Water Branch, appointed a committee of three hydraulic engineers assigned to the Washington office to make a comparative study of the relative merits of the mean-section and mid-section methods of computing discharge measurements. this was done in order...
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...
Supplementary report on surface-water and ground-water surveys, Nueces River Basin, Texas
W. L. Broadhurst, C.E. Ellsworth
1950, Open-File Report 50-62
A report on the ground-water and surface-water surveys of the Nueces River Basin was included in a report by the Bureau of Reclamation, entitled "Comprehensive plan for water-resources development of the Nueces River Basin project planning report number 5-14.04-3, February 1946"....
Reconnaissance of Lake Chackachamna, Alaska
Arthur Johnson
1950, Open-File Report 50-112
The purpose of this brief investigation was to obtain general information on Lake Chackachamna and its water-power possibilities which would serve as a guide in planning and executing future studies. Field investigation consisted of a flight to the lake in a small float plane (see Plate I-B) by the writer...
Memorandum on possibility of developing ground water for irrigation along Toc Chinlin Wash near Emmanuel Mission, Navajo Indian Reservation, Apache County, Arizona
H.A. Whitcomb, C.A. Repenning
1950, Open-File Report 50-109
On November 21, 1949, the writers accompanied Mr. Chester Wilson of the Navajo Service Water Supply Office to Emmanuel Mission, Arizona, to investigate the adequacy of ground-water supplies adequate for irrigation along Toc Chinlin Wash. The investigation was made as part of the ground-water studies of the Geological Survey on...
Memorandum on location of proposed well 15 miles north of Crown Point, McKinley County, New Mexico
H.A. Whitcomb, C.A. Repenning
1950, Open-File Report 50-10
Water levels in observation wells in Santa Barbara County, California, in 1948
M.A. Warren
1950, Open-File Report 50-105
Progress report: chemical character of surface waters in the Devils Lake Basin, North Dakota
Herbert A. Swenson
1950, Open-File Report 50-98
Devils Lake in northeastern North Dakota was at one time the most popular summer resort in the state. With decline in lake level the lake has become a shallow body pf vary saline water, which scenic value and recreational appeal completely destroyed. Under the Missouri River development program, it is...
Additional water wells at Fort Belvoir, Virginia
Allen Sinnott
1950, Open-File Report 50-96
Water supply of the United States
Carl G. Paulsen
1950, Open-File Report 50-89
The front pages of the press throughout the country during the past several weeks have dramatized the critical water shortages in many parts of the Nation. The concerns that has grown in recent years over the future of our water supplies has been forcibly brought to the attention of the...
Ground-water resources of the Mt. Savage area, Maryland
R. M. Overbeck
1950, Open-File Report 50-87
A law providing for the establishment of sanitary district in Allegany Count was passed by the Maryland State Legislature in 1949. In connection with the establishment of these district a commission, called the Allegany County Metropolitan Commission, was appointed on January 1, 1950. This commission is considering the construction of...
Progress report on the geology and ground-water hydrology of the Riverton Irrigation Project, Wyoming
D. A. Morris, W. H. Durum
1950, Open-File Report 50-85
Withdrawal of ground water and pond water on Long Island from 1904 to 1949
Norbert J. Lusczynski
1950, Open-File Report 50-83
For more than 50 years the highly productive and readily replenishable water-bearing sands and gravels on Long Island -- capable of yielding an average of at least 1,000 million gallons a day -- and also some surface streams and ponds have been utilized on a large scale of public water...
Chemical composition of Texas surface waters, 1949
Burdge Irelan
1950, Open-File Report 50-78
This report is the fifth the a series of publications by the Texas Board of Water Engineers giving chemical analyses of the surface waters in the State of Texas. The samples for which data are given were collected between October 1, 1948 and September 30, 1949. During the water year...
Delivery of water in the Brazos River from Possum Kingdom Reservoir to Richmond, Texas during August and September, 1948
D. E. Havelka
1950, Open-File Report 50-76
Unusual drought conditions in the summer of 1948 led the irrigators in the lower Brazos River Valley to request releases from Possum Kingdom Reservoir primarily for the irrigation of rice.The purpose of this study is to determine the time of travel. The first release is identified as that passing the...
Contour map showing altitude of bedrock surface in southern Philadelphia, Pennsylvania
J.B. Graham
1950, Open-File Report 50-73
Mineral constituents in water and their significance
T.B. Dover
1950, Open-File Report 50-69
Pure water does not exist in nature. Because water is a powerful solvent, every drop of rain water carries dissolved or suspended material - dust, pollen, and smoke, as well as the atmospheric gases, oxygen, nitrogen and carbon dioxide. When rain falls, the water running over the rocks and percolating...
Bibliography of publications relating to ground water in Connecticut
R.V. Cushman
1950, Open-File Report 50-67
The United States Geological Survey is currently investigating the ground-water resources of Connecticut in cooperation with the State Water Commission. As part of this cooperative project, in order to summarize the knowledge already gained about ground water in the State, a bibliography of reports dealing with ground water in Connecticut...
