Total intensity aeromagnetic map of Perry County, Indiana
John R. Henderson Jr., J. L. Meuschke
1950, Geophysical Investigations Map 40
No abstract available....
Total intensity aeromagnetic map of Pike County, Indiana
John R. Henderson, J. L. Meuschke
1950, Geophysical Investigations Map 10
No abstract available....
Total intensity aeromagnetic map of Putnam County, Indiana
John R. Henderson Jr., J. L. Meuschke
1950, Geophysical Investigations Map 41
No abstract available....
Total intensity aeromagnetic map of Allen County, Indiana
John R. Henderson, J. L. Meuschke
1950, Geophysical Investigations Map 21
No abstract available....
Total intensity aeromagnetic map of Adams County, Indiana
John R. Henderson Jr., J. L. Meuschke
1950, Geophysical Investigations Map 20
No abstract available....
Total intensity aeromagnetic map of Daviess County, Indiana
John R. Henderson Jr., J. L. Meuschke
1950, Geophysical Investigations Map 7
No abstract available....
Total intensity aeromagnetic map of Dubois County, Indiana
John R. Henderson Jr., J. L. Meuschke
1950, Geophysical Investigations Map 8
No abstract available....
Total intensity aeromagnetic map of Warrick County, Indiana
John R. Henderson, J. L. Meuschke
1950, Geophysical Investigations Map 12
No abstract available....
Total intensity aeromagnetic map of Clinton County, Indiana
John R. Henderson Jr., J. L. Meuschke
1950, Geophysical Investigations Map 36
No abstract available....
Total intensity aeromagnetic map of Gibson County, Indiana
John R. Henderson Jr., J. L. Meuschke
1950, Geophysical Investigations Map 37
No abstract available....
Total intensity aeromagnetic map, parts of Guadalupe and De Baca Counties, New Mexico
William J. Dempsey, M. E. Hill
1950, Geophysical Investigations Map 16
No abstract available....
Total intensity aeromagnetic map of parts of Guadalupe and De Baca Counties, New Mexico relative to arbitrary datum (R. 21 E. - R. 26 E. and T. 3 N. - T. 6 N.)
William J. Dempsey, M. E. Hill
1950, Geophysical Investigations Map 15
No abstract available....
Total intensity aeromagnetic map of Hendricks County, Indiana
John R. Henderson Jr., J. L. Meuschke
1950, Geophysical Investigations Map 38
No abstract available....
The upper Mississippi Valley zinc-lead district; In two parts: I General structural relations of the upper Mississippi Valley zinc-lead district. II. The ore deposits of the upper Mississippi Valley zinc-lead district
Allen V. Heyl Jr.
1950, Open-File Report 50-13
No abstract available....
Geology and ground-water hydrology of the Lake Hefner area in Oklahoma County, Oklahoma
P.E. Dennis
1950, Open-File Report 50-68
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...
Ground-water conditions in Whisky Flat, Mineral County, Nevada
T.E. Eakin, T. W. Robinson
1950, Open-File Report 50-70
As a part of the State-wide cooperative program between the Office of the State Engineer of Nevada and the U.S. Geological Survey, the Ground Water Branch of the Geological Survey made a reconnaissance study of ground-water conditions in Whisky Flat, Mineral County, Nevada....
Raccoons of North and Middle America
Edward A. Goldman, Hartley H.T. Jackson
1950, North American Fauna 60
The raccoons, genus Procyon, colloquially known as “coons,” belong to the carnivorous family Procyonidae, which also includes the American genera Nasua, Nasuella, Bassaricyon, and Potos, and the Old World genera Ailurus and Ailuropoda of the subfamily Ailurinae. The members of the Procyon lotor group (subgenus Procyon), with a transcontinental range from...
Relation of ground water to stream flow at Battle Creek, Mich.
G.E. Eddy, J.G. Ferris
1950, Open-File Report 50-71
This is a summary of statements made by G.E. Eddy, State Geologist of Michigan, and J.G. Ferris, district engineer, Ground Water Branch, U.S. Geological Survey, Lansing, Mich., in a conference during the fall of 1949 with John Spoden, Chief of the Maintenance and Fold Control Division of the district office...
Probable effects on ground-water resources from construction of the proposed Grand River cut-off channel west of Lansing, Mich.
John G. Ferris
1950, Open-File Report 50-72
This memorandum summarize information brought out in correspondence between the office of the District Engineer of the Milwaukee District, U.S. Corps of Engineers, and the District Office of the Ground Water Branch of the U.S. Geological Survey at Lansing, Mich., concerning the probable effects on the ground-water resources of the...
Contour map showing altitude of bedrock surface in southern Philadelphia, Pennsylvania
J.B. Graham
1950, Open-File Report 50-73
Estimated use of ground water in the United States, 1945
W.F. Guyton
1950, Open-File Report 50-74
Water-supply investigation of Sanastee area, Navajo Indian Reservation, San Juan County, New Mexico
L.C. Halpenny, J. W. Harshbarger, J.D. Hem
1950, Open-File Report 50-75
Memorandum on results of well drilling at Kayenta, Navajo Indian Reservation, Navajo County, Arizona
L.C. Halpenny
1950, Open-File Report 50-3
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...