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The Testing of Glass Volumetric Apparatus

Description: Report issued by the Bureau of Standards over testing conducted on volumetric glass apparatus. Types of glass apparatus being tested are presented and discussed. The results of the testing are also discussed. This report includes tables, illustrations, and photographs.
Date: 1908
Creator: Osborne, N. S. & Veazey, B. H.

A New Form of Standard Resistance

Description: Report issued by the Bureau of Standards over new developments of electrical resistivity in manganin wire coils. The results of the developments are discussed. This report includes tables, illustrations, and photographs.
Date: October 1, 1908
Creator: Rosa, Edward B.

The Determination of the Constants of Instrument Transformers

Description: Report issued by the Bureau of Standards over studies on instrument transformers. As stated in the first paragraph, "the principle of the method here described is the same for both current and potential transformers, being an application of the potentiometer method" (p. 281). The methods and equipment studied are presented and discussed.
Date: 1911
Creator: Agnew, P. G. & Fitch, T. T.

Density and Thermal Expansion of Ethyl Alcohol and of its Mixtures with Water

Description: Report issued by the Bureau of Standards over the thermal expansion of ethyl alcohol. As stated in the introduction, "the scope of the present work includes the preparation of pure anhydrous ethyl alcohol, the determination of the density and thermal expansion of this alcohol and its mixtures with water, and the construction from these data of tables for convenient use" (p. 328). This report includes tables, and illustrations.
Date: 1913
Creator: Osborne, N. S.; McKelvy, E. C. & Bearce, H. W.

Thermal Expansion of Insulating Materials

Description: Scientific paper issued by the Bureau of Standards over studies on thermal expansion. Expansivity tests are conducted on many different insulating materials. The results of the tests are discussed. This paper includes tables, photographs, and illustrations.
Date: December 27, 1919
Creator: Souder, Wilmer H. & Hidnert, Peter

Efflux of Gases Through Small Orifices

Description: Scientific paper issued by the Bureau of Standards over studies conducted on gas effusion rates. The methods used and the results of the studies are presented and discussed. This paper includes tables, and illustrations.
Date: January 28, 1920
Creator: Buckingham, Edgar & Edwards, Junius David