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Petroleum Investigations and Production of Helium

Description: Report issued by the Bureau of Mines over studies conducted on petroleum and helium production. The results of the studies are presented and discussed.
Date: June 1919
Creator: Manning, Van. H.
Partner: UNT Libraries Government Documents Department
open access

Petroleum Investigations and Production of Helium

Description: Report discussing petroleum investigations and the production of helium by the Bureau of Mines during World War I.
Date: June 1919
Creator: Manning, Van. H.
Partner: UNT Libraries Government Documents Department
open access

The Ultra-Violet and Visible Transmission of Eye-Protective Glasses

Description: Technical paper issued by the Bureau of Standards over studies conducted on the development of protective eye wear. The methods and equipment used are presented and discussed. This paper includes tables, and illustrations.
Date: June 7, 1919
Creator: Gibson, K. S. & McNicholas, H. J.
Partner: UNT Libraries Government Documents Department
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