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Page 5529, results 138201 - 138225

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Geology of the San Francisco North quadrangle, California
Julius Schlocker
1974, Professional Paper 782
San Francisco is a heavily built up city in a region of active faults and is subject to earthquakes and landslides. In such an area careful selection of building sites and foundations is imperative. This geologic investigation of the San Francisco North quadrangle was carried out to obtain basic geologic...
Explanatory text to accompany the Geologic map of the United States
Philip B. King, Helen M. Beikman
1974, Professional Paper 901
The U.S. Geological Survey has published a new Geologic Map of the United States (exclusive of Alaska and Hawaii) on a scale of 1:2,500,000, which was compiled between 1967 and 1971 by Philip B. King and Helen M. Beikman, with geologic cartography by Gertrude J. Edmonston. The map replaces the...
Average composition of agriculture soils in Missouri counties
Ronald R. Tidball
1974, Open-File Report 74-66
Samples of agricultural soils were collected extensively throughout the State of Missouri for the purpose of evaluating the distribution of elements in soils of the State. Only soils used for agricultural purposes during the year 1970 or before were sampled. It is recognized that these soils may be altered chemically...
Geology of the Voinjama quadrangle, Liberia
James F. Seitz
1974, Open-File Report 74-301
As part of a program undertaken cooperatively by the Liberian Geological Survey (LGS) and the U. S. Geological Survey (USGS), under the sponsorship of the Government of Liberia and the Agency for International Development, U. S. Department of State, Liberia was mapped by geologic and geophysical methods during the period...