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Publication Extents

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Quality of water of the Colorado River in 1928-1930
C. S. Howard
1932, Water Supply Paper 638-D
This report gives the results obtained in the continuation of a study of the Colorado River begun in 1925.1 The analyses represent composites of daily samples collected by the observers at the gaging stations on the Colorado River at Cisco, Utah, and Lees Ferry and Grand Canyon, Ariz.; on the...
Mineralogy of drill cores from the potash field of New Mexico and Texas
Waldemar Theodore Schaller, Edward Porter Henderson
1932, Bulletin 833
The potash field of southeastern New Mexico and adjacent parts of Texas is confined to the southern part of the Permian salt basin, covering about 40,000 square miles. The potash and associated minerals lie in a body of Permian halite, whose top is at least several hundred feet below the...
Physiography and Quaternary geology of the San Juan Mountains, Colorado
Wallace W. Atwood, Kirtley F. Mather
1932, Professional Paper 166
The scenic beauty, rugged contour, and great variety of geologic phenomena displayed by the San Juan Mountains of southwestern Colorado have lured to that region many geologists, both professional and amateur, as well as countless laymen. Serious geologic studies in these mountains seem to fall historically into three periods. The first...