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Page 5803, results 145051 - 145075

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Geology of the Mackay 30-minute quadrangle, Idaho
Willis H. Nelson, Clyde Polhemus Ross
1969, Open-File Report 70-242
The Jefferson Dolomite, Grand View Dolomite, and Three Forks Limestone, all of Devonian age, are the oldest rocks exposed in the quadrangle. Rocks that range from Mississippian to Permian in age are widespread; they are represented by the White Knob Limestone in the eastern part of the quadrangle and the...
Sedimentary rocks of the coast of Liberia
Richard William White
1969, Open-File Report 69-318
Two basins containing sedimentary rocks o# probable Cretaceous age have been recognized near the coast of Liberia in the area between Monrovia and Buchanan; geophysical evidence suggests that similar though larger basins exist on the adjacent continental shelf. The oldest sedimentary unit recognized, the Paynesville Sandstone of possible early to...
Feasibility study of the use of the acoustic velocity meter for measurement of net outflow from the Sacramento-San Joaquin Delta in California
Winchell Smith
1969, Water Supply Paper 1877
A reliable measure of the fresh-water outflow from the Sacramento-San Joaquin delta is needed for the operation of the California Water Project and for the evaluation of the interrelated water problems of the delta and San Francisco Bay regions. The Chipps Island channel, immediately downstream from the confluence of the...
Floods in Gravois Creek Basin, St. Louis County, Missouri
L.D. Hauth, D.W. Spencer
1969, Open-File Report 69-122
The rapid growth of suburban St. Louis presents problems in the social and economic development of flood plains within the area. The U.S. Geological Survey, in cooperation with the Metropolitan St. Louis Sewer District, is conducting a study of the hydrology of five major drainage basins within the area of...