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Publication Extents

Not all publications have extents, not all extents are completely accurate
Geology of the Southern Guadalupe Mountains, Texas
Philip B. King
1948, Professional Paper 215
This report deals with an area of 425 square miles in the western part of Texas, immediately south of the New Mexico line. The area comprises the south end of the Guadalupe Mountains and the adjacent part of the Delaware Mountains; it includes the highest peaks in the State of...
Gold deposits of the southern Piedmont
J. T. Pardee, C. F. Park Jr.
1948, Professional Paper 213
This report deals chiefly with the gold mines in the Southern Appalachian gold belt whose workings were accessible at the time of examination, but it also · summarizes available information concerning many mines that were not accessible. Most of the mines lie within a belt, 10 to 100 miles wide,...
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....
Special problem caused by the epigenetic alterations of Liassic rocks
Henry Joly, Ninck Joly
1948, Open-File Report 48-17-B
"Special problem caused by the epigenetic alterations of Liassic rocks", by Henry Joly and Ninck, describes damages to the foundation of a building in Nancy due to swelling of a Jurassic shale bed. The swelling was due to the formation of calcium sulphate by chemical reaction of constituents of the...
Protection of roads against rock falls
Leo Maddalena
1948, Open-File Report 48-17-C
"Protection of roads against rock falls", by Leo Maddalena, describes the relation between rock falls and the degree of fissuring and the mineralogy of the rocks involved. The characteristics of various types of rocks are outlined and suitable types of protection described....
Tests and researches on building stones
M. R. L’Hermite
1948, Open-File Report 48-17-E
In 1941, the "Association Francaise de Normalisation" (French Association of Standardization) decided to create a Commission for the purpose of writing out a standard for building stones. When this Commission met under the chairmanship of Mr. Pol Abraham, Architect, they realized how far behind was our precise technical knowledge of...