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 Decade: 1920-1929
 Serial/Series Title: National Bureau of Standards Reports
 Collection: Technical Report Archive and Image Library
Mollier Chart of Properties of Ammonia, 1923

Mollier Chart of Properties of Ammonia, 1923

Date: May 1, 1923
Creator: United States. Bureau of Standards.
Description: Mollier chart of properties of ammonia.
Contributing Partner: UNT Libraries Government Documents Department
Strain Lines Developed by Compressive Tests on Structural Members of the Delaware River Bridge at the United States Bureau of Standards for the Delaware River Bridge Joint Commission

Strain Lines Developed by Compressive Tests on Structural Members of the Delaware River Bridge at the United States Bureau of Standards for the Delaware River Bridge Joint Commission

Date: March 10, 1926
Creator: United States. Bureau of Standards.
Description: Strain lines illustrations from Delaware River Bridge.
Contributing Partner: UNT Libraries Government Documents Department
Operation and Care of Vehicle-Type Batteries

Operation and Care of Vehicle-Type Batteries

Date: June 7, 1920
Creator: Vinal, George W.
Description: Manual for operation and care of storage batteries for use in Army depots.
Contributing Partner: UNT Libraries Government Documents Department
Annual Report of the Director [of] the Bureau of Standards to the Secretary of Commerce for the Fiscal Year Ended June 30, 1921

Annual Report of the Director [of] the Bureau of Standards to the Secretary of Commerce for the Fiscal Year Ended June 30, 1921

Date: 1921
Creator: United States. Bureau of Standards.
Description: Report describing the functions and operations of the United States Bureau of Commerce and its divisions during the fiscal year.
Contributing Partner: UNT Libraries Government Documents Department
Report of the Twentieth National Conference on Weights and Measures

Report of the Twentieth National Conference on Weights and Measures

Date: 1928
Creator: National Conference on Weights and Measures
Description: Report of the annual conference on weights and measures, hosted by the U.S. National Bureau of Standards in Washington D.C. It includes conference proceedings, a list of attendees, information about committees and officers, and other reports or commentaries discussed at the meetings.
Contributing Partner: UNT Libraries Government Documents Department
Comparison of American, British, and German Standards for Metal Fits

Comparison of American, British, and German Standards for Metal Fits

Date: 1927
Creator: Fullmer, Irvin H.
Description: Report issued by the Bureau of Standards discussing the comparison of American, British, and German metal fit standards. The comparisons between national standards of the three countries are presented and described. This report includes tables, and illustrations.
Contributing Partner: UNT Libraries Government Documents Department
Motor-Vehicle Headlighting

Motor-Vehicle Headlighting

Date: 1925
Creator: Carlson, R. E.
Description: Report issued by the Bureau of Standards discussing the improved illumination of night-time driving with the use of vehicle head-lighting. Methods of construction and adjustment information are presented. This report includes tables, illustrations, and photographs.
Contributing Partner: UNT Libraries Government Documents Department
Fire Tests of Building Columns

Fire Tests of Building Columns

Date: April 21, 1921
Creator: Ingberg, S. H.; Griffin, H. K.; Robinson, W. C. & Wilson, R. E.
Description: Technical paper issued by the Bureau of Mines over studies conducted on fire resistance on building columns. As stated in the introduction, "the purpose of this investigation is to ascertain (1) the ultimate resistance against fire, of protected and unprotected columns as used in the interior of buildings; (2) their resistance against impact and sudden cooling from hose streams when in a highly heated condition" (p. 12). This paper includes tables, illustrations.
Contributing Partner: UNT Libraries Government Documents Department
Tests of Large Columns with H-Shaped Sections

Tests of Large Columns with H-Shaped Sections

Date: June 11, 1926
Creator: Tuckerman, L. B. & Stang, A. H.
Description: Report issued by the Bureau of Standards over studies conducted on h-shaped columns. Physical and chemical tests were conducted on different types of columns. The results are presented and discussed. This report includes tables, illustrations, and photographs.
Contributing Partner: UNT Libraries Government Documents Department
Endurance Tests of Tires

Endurance Tests of Tires

Date: May 25, 1926
Creator: Holt, W. L. & Workeley, P. L.
Description: Technical paper issued by the Bureau of Standards over studies conducted on the endurance of tires. 230 tires of 36 different brands were tested during the studies. The results of the studies are presented and discussed. This paper includes tables, and photographs.
Contributing Partner: UNT Libraries Government Documents Department
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