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A Study of the Current Transformer with Particular Reference to Iron Loss

Description: Report issued by the Bureau of Standards over studies conducted on current transformers. Emphasis is placed on iron loss. The results of the studies are presented and discussed. This report includes tables, and illustrations.
Date: 1911
Creator: Agnew, P. G.
Partner: UNT Libraries Government Documents Department
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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.
Partner: UNT Libraries Government Documents Department
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Equilibrium in the System: Lead Acetate, Lead Oxide, and Water, at 25⁰

Description: Report issued by the Bureau of Standards over studies on basic acetates and their importance as an effective clarifying agent. The analytical procedures and the results of the studies are discussed. This report includes tables, and illustrations.
Date: 1915
Creator: Jackson, Richard F.
Partner: UNT Libraries Government Documents Department
open access

Effective Resistance and Inductance of Iron and Bimetallic Wires

Description: Report issued by the Bureau of Standards over the use of bimetallic wires. The resistance and inductance of the bimetallic wires are studied. This report includes tables, and illustrations.
Date: 1916
Creator: Miller, John M.
Partner: UNT Libraries Government Documents Department
open access

Thermoelectric Measurement of Critical Ranges of Pure Iron

Description: Report issued by the Bureau of Standards over the measurements of critical ranges of pure iron wire. The methods and materials used for the measurements are discussed. This report includes tables, and illustrations.
Date: 1918
Creator: Burgess, George K. & Scott, H.
Partner: UNT Libraries Government Documents Department
open access

Measurements on the Index of Refraction of Air for Wave Lengths from 2218 A to 9000 A

Description: Report issued by the Bureau of Standards over measurements of air refraction. Comparison of older studies of this kind is presented. As stated in the introduction, "a brief review of the objects, experimental methods, and results of these earlier investigations will assist in explaining the purpose of this additional investigation on the index of refraction and dispersion of air described in detail in this paper" (p. 698). This report includes tables, illustrations, and photographs.
Date: 1918
Creator: Meggers, W. F. & Peters, Chauncey G.
Partner: UNT Libraries Government Documents Department
open access

Coupled Circuits in Which the Secondary has Distributed Inductance and Capacity

Description: Report issued by the Bureau of Standards over studies conducted on coupled circuits. Emphasis was placed on the secondary circuit and its inductance and capacity. The results of the studies are presented and discussed. This report includes illustrations.
Date: 1911
Creator: Cohen, Louis
Partner: UNT Libraries Government Documents Department
open access

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.
Partner: UNT Libraries Government Documents Department
open access

A Modified Method for the Determination of Relative Wave-Lengths

Description: Report issued by the Bureau of Standards over developments made to the methods for the determination of relative wave-lengths. The methods developed are discussed. This report includes tables, and illustrations.
Date: 1911
Creator: Priest, Irwin G.
Partner: UNT Libraries Government Documents Department
open access

The Electrical Conductivity of Commercial Copper

Description: Report issued by the Bureau of Standards over the conductivity of copper. Samples of commercial copper were studied, and the results are presented and discussed. This report includes tables, illustrations, and photographs.
Date: 1911
Creator: Wolff, F. A. & Dellinger, J. H.
Partner: UNT Libraries Government Documents Department
open access

Observations on Ocean Temperatures in the Vicinity of Icebergs and in Other Parts of the Ocean

Description: Report issued by the Bureau of Standards over studies on ocean temperatures. Temperatures in the vicinity of icebergs are measured and compared with temperatures taken from other areas of the ocean. This report includes photographs, and illustrations.
Date: 1914
Creator: Waidner, C. W.; Dickinson, H. C. & Crowe, J. J.
Partner: UNT Libraries Government Documents Department
open access

Platinum Resistance Thermometry at High Temperatures

Description: Report issued by the Bureau of Standards over platinum resistance thermometry. The advantages and limitations at high temperatures are discussed. This report includes tables, and illustrations.
Date: 1911
Creator: Waidner, C. W. & Burgess, George K.
Partner: UNT Libraries Government Documents Department
open access

Effect of Rate of Temperature Change on the Transformations in an Alloy Steel

Description: Scientific paper issued by the Bureau of Standards over studies conducted on the effects of temperature change on alloy steel. The experimental methods used and the results are presented and discussed. This paper includes tables, photographs, and illustrations.
Date: July 10, 1919
Creator: Scott, Howard
Partner: UNT Libraries Government Documents Department
open access

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
Partner: UNT Libraries Government Documents Department
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