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Page 7315, results 182851 - 182875

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Coal fields of northwestern Colorado and northeastern Utah. The Grand Mesa coal field, Colorado. The coal field between Gallina and Raton Spring, New Mexico, in the San Juan coal region. The coal field between Durango, Colorado, and Monero, New Mexico. The coal field between Gallup and San Mateo, New Mexico. The Harmony, Colob, and Kanab coal fields, southern Utah. The Rogue River Valley coal field, Oregon. A coal prospect on Willow Creek, Morrow County, Oregon. The Pocket coal district, Virginia, in the Little Black Mountain coal field.
H. S. Gale, Willis T. Lee, James Gardner, G. B. Richardson, J. S. Diller, W. C. Mendenhall, Cassius Fisher
1909, Bulletin 341-C
No abstract available....
Thirtieth annual report of the Director of the United States Geological Survey
George Otis Smith
1909, Annual Report 30
The appropriations for the work of the United States Geological Survey for the fiscal year 1908-9 comprised items amounting to $1,590,680. The plan of operations was approved by the Secretary of the Interior, and a detailed statement of the work of the various branches and divisions of the Survey is...
The topographic and geologic atlas of the United States
Water Resources Division, U.S. Geological Survey
1909, Report
The Geological Survey is making a topographic and geologic map of the United States. The topographic map is being published in separate sheets and the geologic map in parts called folios. Each folio includes a topographic map and geologic maps of a small area, together with explanatory and descriptive text....
The Guadalupian Fauna
George H. Girty
1908, Professional Paper 58
The first descriptions of the Guadalupian fauna were published nearly fifty years ago. This early account of Shumard's was meager enough, but gave promise of a facies interesting and novel among the known Carboniferous faunas of North America. The following pages add largely to our knowledge of Guadalupian life, and...