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New Forms of Instruments for Showing the Presence and Amount of Combustible Gas in the Air
Scientific paper issued by the Bureau of Standards over the detection of combustible gases in the air. The design and development of new detection equipment is discussed. This paper includes tables, photographs, and illustrations.
Date:
June 23, 1919
Creator:
Weaver, E. R. & Weibel, E. E.
System:
The UNT Digital Library
Petroleum Investigations and Production of Helium
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.
System:
The UNT Digital Library
Petroleum Investigations and Production of Helium
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.
System:
The UNT Digital Library
The Ultra-Violet and Visible Transmission of Eye-Protective Glasses
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.
System:
The UNT Digital Library