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Reconnaissance in the Western Part of the Trans-Pecos Region of Texas
Abstract: The Trans-Pecos region of southwest Texas is noted for the production of quicksilver, lead, silver, and copper from its several mining districts. Reconnaissance, which was concentrated in and around these districts, revealed many areas of slightly abnormal radioactivity. Only a few areas, however, showed uranium mineralization.
Date:
January 23, 1953
Creator:
Hadfield, Jonathan P.
System:
The UNT Digital Library
Transit Times of Compression Sound Waves Through Aluminum Plate
Experiments are described which show that the velocity of compressional waves along a thin plate varies as a function of the frequency of the waves. In terms of transit times in aluminum the value is between 4.02 and 4.94 microseconds per inch.
Date:
January 23, 1953
Creator:
Montgomery, Grant & Claassen, R. S.
System:
The UNT Digital Library