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Improvements in Methods for Preparing Thin Sections of Rock
Report issued by the U.S. Bureau of Mines on the importance and instructions for preparing thin sections of rock for microscopic examination. Proper instructions and methods for preparation of thin sections are presented. The report includes photographs.
Date:
June 1950
Creator:
Gibbs, Harold L. & Evans, LaMar G.
System:
The UNT Digital Library
National Motor-Gasoline Survey: Winter, 1949-50
Report issued by the U.S. Bureau of Mines on the motor fuel sold in the U. S. during the winter of 1949-1950. Properties and trend characteristics of the fuel sold are presented. This report includes tables, graphs, and a map.
Date:
June 1950
Creator:
Blade, O. C.
System:
The UNT Digital Library