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185258 results.

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Page 7149, results 178701 - 178725

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Publication Extents

Not all publications have extents, not all extents are completely accurate
Choice of materials most suitable for ballast
Leo Maddalena
1948, Open-File Report 48-17-A
"Choice of materials most suitable for ballast", by Leo Maddalena, describes the properties needed for good railroad ballast material. Important rocks of Italy and general rock types, such as granite, syenite, lavas, sandstones and limestones, are considered with respect to their structure, texture, compaction, accessory elements, porosity, alteration, and strength....
Floods in Colorado
Robert Follansbee, Leon R. Sawyer
1948, Water Supply Paper 997
The first records of floods in Colorado antedated the settlement of the State by about 30 years. These were records of floods on the Arkansas and Republican Rivers in 1826. Other floods noted by traders, hunters and emigrants, some of whom were on their way to the Far West, occurred...
Ground water in the Anadarko area [Caddo County], Oklahoma
Stuart L. Schoff
1948, Open-File Report 48-84
This report offers a preliminary interpretation of the geology and ground-water hydrology of the Anadarko area, Oklahoma. L.V. Davis prepared the accompanying map from aerial photographs and furnished much of the geologic information, and records of the State Mineral Survey (WPA) were used in the preparation of the section on...