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  Partner: UNT Libraries Government Documents Department
 Country: United States
 Collection: Technical Report Archive and Image Library
The Mutual Inductance of Two Circular Coaxial Coils of Rectangular Section
Report issued by the Bureau of Standards over formulas proposed "for calculating the mutual inductance of coaxial coils" (p. 359). The different formulas proposed are presented and discussed. This report includes tables, and illustrations. digital.library.unt.edu/ark:/67531/metadc66517/
A New Determination of the Ratio of the Electromagnetic to the Electrostatic Unit of Electricity [Part 1]
Report issued by the Bureau of Standards over new determinations made in regard to units of electricity. Methods and equipment used are discussed. This report includes tables, illustrations, and photographs. Part 1 includes sections I through VI. digital.library.unt.edu/ark:/67531/metadc66519/
On the Establishment of the Thermodynamic Scale of Temperature by Means of the Constant-Pressure Thermometer
Report issued by the Bureau of Standards over two different types of gas thermometry, with its main focus on the constant-pressure thermometer. The thermodynamic scale of temperature is also discussed. This report includes tables, and illustrations. digital.library.unt.edu/ark:/67531/metadc66518/
On the Standard Scale of Temperature in the Interval of 0⁰ to 100⁰ Celsius
Report issued by the Bureau of Standards over the temperature scale from 0 to 100 degrees Celsius. Details on the history and use of the scale are discussed. This report includes tables, illustrations, and photographs. digital.library.unt.edu/ark:/67531/metadc66520/
Selective Radiation from the Nernst Glower
Report issued by the Bureau of Standards over studies conducted on the radiation emitted from a Nernst filament. Methods and results of the studies are presented and discussed. This report includes tables, and illustrations. digital.library.unt.edu/ark:/67531/metadc66521/
The Testing of Glass Volumetric Apparatus
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. digital.library.unt.edu/ark:/67531/metadc66522/
A New Form of Standard Resistance
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. digital.library.unt.edu/ark:/67531/metadc66524/
Dependence of Magnetic Hysteresis upon Wave Form
Report issued by the Bureau of Standards over studies on magnetic hysteresis and its dependence upon wave form. Methods and equipment used during the studies are presented and discussed. This report includes tables, and illustrations. digital.library.unt.edu/ark:/67531/metadc66523/
Coupled Circuits in Which the Secondary has Distributed Inductance and Capacity
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. digital.library.unt.edu/ark:/67531/metadc66526/
The Determination of the Constants of Instrument Transformers
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. digital.library.unt.edu/ark:/67531/metadc66527/
The Electrical Conductivity of Commercial Copper
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. digital.library.unt.edu/ark:/67531/metadc66529/
A Modified Method for the Determination of Relative Wave-Lengths
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. digital.library.unt.edu/ark:/67531/metadc66528/
Notes on Explosive Mine Gases and Dusts: With Special Reference to Explosions in the Monongah, Darr, and Naomi Coal Mines
Report issued by the Bureau of Mines discussing coal mining gas and dust explosions, specifically those at the Monongah, Darr, and Naomi mines of Pennsylvania and West Virginia. Studies on mine explosions, as well as methods and analyses are presented. This report includes tables, and an illustration. digital.library.unt.edu/ark:/67531/metadc38812/
Platinum Resistance Thermometry at High Temperatures
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. digital.library.unt.edu/ark:/67531/metadc66525/
The Steam-Turbine Expansion Line on the Mollier Diagram, and a Short Method of Finding the Reheat Factor
Report issued by the Bureau of Standards over the Mollier diagram. The steam-turbine expansion line on the diagram is discussed. This report includes tables, and illustrations. digital.library.unt.edu/ark:/67531/metadc66531/
A Study of the Current Transformer with Particular Reference to Iron Loss
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. digital.library.unt.edu/ark:/67531/metadc66530/
The Utilization of Fuel in Locomotive Practice
Report that investigates the possibility of conserving coal despite its extensive use in railroad locomotives across the United States. Includes an experiment using different grades of coal in an approximation of a locomotive, as well as data regarding fuel utilization and loss. digital.library.unt.edu/ark:/67531/metadc12251/
The Constituents of Coal Soluble in Phenol
Technical paper issued by the Bureau of Mines over studies conducted on the constituents of coal. As stated in the introduction, "this paper presents some results of an investigation of the nature of the chemical compounds that go to make up the complex material known as coal" (p. 5). This report includes tables and a chart. digital.library.unt.edu/ark:/67531/metadc66412/
[Illustrations: Mining Conditions Under the City of Scranton, Pennsylvania]
Maps that illustrate sections of the anthracite coal mines beneath the city of Scranton, Pennsylvania to accompany a bulletin issued by the U.S. Bureau of Mines. digital.library.unt.edu/ark:/67531/metadc12438/
Index Map of the City of Scranton
Index map that showing the location of the sections of the anthracite coal mines in relation to the city of Scranton, Pennsylvania. The numbers represent illustrated plates which accompany a bulletin issued by the U.S. Bureau of Mines. digital.library.unt.edu/ark:/67531/metadc282635/
Mine Workings Under a Part of the Central Section of the City of Scranton
Map that illustrates sections of the anthracite coal mines beneath the city of Scranton, Pennsylvania to accompany a bulletin issued by the U.S. Bureau of Mines. digital.library.unt.edu/ark:/67531/metadc282636/
Mine Workings Under a Part of the Central Section of the City of Scranton
Map that illustrates sections of the anthracite coal mines beneath the city of Scranton, Pennsylvania to accompany a bulletin issued by the U.S. Bureau of Mines. digital.library.unt.edu/ark:/67531/metadc282634/
Mine Workings Under a Part of the Central Section of the City of Scranton
Map that illustrates sections of the anthracite coal mines beneath the city of Scranton, Pennsylvania to accompany a bulletin issued by the U.S. Bureau of Mines. digital.library.unt.edu/ark:/67531/metadc282628/
Mine Workings Under a Part of the Central Section of the City of Scranton
Map that illustrates sections of the anthracite coal mines beneath the city of Scranton, Pennsylvania to accompany a bulletin issued by the U.S. Bureau of Mines. digital.library.unt.edu/ark:/67531/metadc282633/
Mine Workings Under a Part of the Central Section of the City of Scranton
Map that illustrates sections of the anthracite coal mines beneath the city of Scranton, Pennsylvania to accompany a bulletin issued by the U.S. Bureau of Mines. digital.library.unt.edu/ark:/67531/metadc282618/
Mine Workings Under a Part of the East Section of the City of Scranton
Map that illustrates sections of the anthracite coal mines beneath the city of Scranton, Pennsylvania to accompany a bulletin issued by the U.S. Bureau of Mines. digital.library.unt.edu/ark:/67531/metadc282615/
Mine Workings Under a Part of the Green Ridge Section of the City of Scranton
Map that illustrates sections of the anthracite coal mines beneath the city of Scranton, Pennsylvania to accompany a bulletin issued by the U.S. Bureau of Mines. digital.library.unt.edu/ark:/67531/metadc282637/
Mine Workings Under a Part of the Green Ridge Section of the City of Scranton
Map that illustrates sections of the anthracite coal mines beneath the city of Scranton, Pennsylvania to accompany a bulletin issued by the U.S. Bureau of Mines. digital.library.unt.edu/ark:/67531/metadc282617/
Mine Workings Under a Part of the Hyde Park Section of the City of Scranton
Map that illustrates sections of the anthracite coal mines beneath the city of Scranton, Pennsylvania to accompany a bulletin issued by the U.S. Bureau of Mines. digital.library.unt.edu/ark:/67531/metadc282620/
Mine Workings Under a Part of the Hyde Park Section of the City of Scranton
Map that illustrates sections of the anthracite coal mines beneath the city of Scranton, Pennsylvania to accompany a bulletin issued by the U.S. Bureau of Mines. digital.library.unt.edu/ark:/67531/metadc282616/
Mine Workings Under a Part of the Hyde Park Section of the City of Scranton
Map that illustrates sections of the anthracite coal mines beneath the city of Scranton, Pennsylvania to accompany a bulletin issued by the U.S. Bureau of Mines. digital.library.unt.edu/ark:/67531/metadc282613/
Mine Workings Under a Part of the Keyser Valley Section of the City of Scranton
Map that illustrates sections of the anthracite coal mines beneath the city of Scranton, Pennsylvania to accompany a bulletin issued by the U.S. Bureau of Mines. digital.library.unt.edu/ark:/67531/metadc282630/
Mine Workings Under a Part of the Leggetts Gap Section of the City of Scranton
Map that illustrates sections of the anthracite coal mines beneath the city of Scranton, Pennsylvania to accompany a bulletin issued by the U.S. Bureau of Mines. digital.library.unt.edu/ark:/67531/metadc282619/
Mine Workings Under a Part of the North East Section of the City of Scranton
Map that illustrates sections of the anthracite coal mines beneath the city of Scranton, Pennsylvania to accompany a bulletin issued by the U.S. Bureau of Mines. digital.library.unt.edu/ark:/67531/metadc282622/
Mine Workings Under a Part of the North Providence Section of the City of Scranton
Map that illustrates sections of the anthracite coal mines beneath the city of Scranton, Pennsylvania to accompany a bulletin issued by the U.S. Bureau of Mines. digital.library.unt.edu/ark:/67531/metadc282627/
Mine Workings Under a Part of the North Providence Section of the City of Scranton
Map that illustrates sections of the anthracite coal mines beneath the city of Scranton, Pennsylvania to accompany a bulletin issued by the U.S. Bureau of Mines. digital.library.unt.edu/ark:/67531/metadc282631/
Mine Workings Under a Part of the Providence Section of the City of Scranton
Map that illustrates sections of the anthracite coal mines beneath the city of Scranton, Pennsylvania to accompany a bulletin issued by the U.S. Bureau of Mines. digital.library.unt.edu/ark:/67531/metadc282623/
Mine Workings Under a Part of the Providence Section of the City of Scranton
Map that illustrates sections of the anthracite coal mines beneath the city of Scranton, Pennsylvania to accompany a bulletin issued by the U.S. Bureau of Mines. digital.library.unt.edu/ark:/67531/metadc282624/
Mine Workings Under a Part of the South Section of the City of Scranton
Map that illustrates sections of the anthracite coal mines beneath the city of Scranton, Pennsylvania to accompany a bulletin issued by the U.S. Bureau of Mines. digital.library.unt.edu/ark:/67531/metadc282614/
Mine Workings Under a Part of the South Section of the City of Scranton
Map that illustrates sections of the anthracite coal mines beneath the city of Scranton, Pennsylvania to accompany a bulletin issued by the U.S. Bureau of Mines. digital.library.unt.edu/ark:/67531/metadc282638/
Mine Workings Under a Part of the South Section of the City of Scranton
Map that illustrates sections of the anthracite coal mines beneath the city of Scranton, Pennsylvania to accompany a bulletin issued by the U.S. Bureau of Mines. digital.library.unt.edu/ark:/67531/metadc282629/
Mine Workings Under a Part of the Southeast Section of the City of Scranton
Map that illustrates sections of the anthracite coal mines beneath the city of Scranton, Pennsylvania to accompany a bulletin issued by the U.S. Bureau of Mines. digital.library.unt.edu/ark:/67531/metadc282612/
Mine Workings Under a Part of the Southeast Section of the City of Scranton
Map that illustrates sections of the anthracite coal mines beneath the city of Scranton, Pennsylvania to accompany a bulletin issued by the U.S. Bureau of Mines. digital.library.unt.edu/ark:/67531/metadc282632/
Mine Workings Under a Part of the West Section of the City of Scranton
Map that illustrates sections of the anthracite coal mines beneath the city of Scranton, Pennsylvania to accompany a bulletin issued by the U.S. Bureau of Mines. digital.library.unt.edu/ark:/67531/metadc282621/
Mining Conditions Under the City of Scranton, Pennsylvania
Bulletin issued by the U.S. Bureau of Mines regarding the conditions of the mines beneath the city of Scranton, Pennsylvania, including suggestions about methods to continue excavating coal while preserving the structural integrity of the city's foundation. digital.library.unt.edu/ark:/67531/metadc12241/
The Smoke Problem at Boiler Plants, A Preliminary Report
Report concerning the rise in the usage of coal and the growing pollution of coal smoke. Includes the ordinances of several cities that arose to combat this pollution. digital.library.unt.edu/ark:/67531/metadc12841/
Steaming Tests of Coals and Related Investigations: September 1, 1904, to December 31, 1908
Report issued by the Bureau of Mines over studies conducted on fuel-testing plants. The results of steaming tests on coals are presented and discussed. This report includes tables, illustrations, and photographs. digital.library.unt.edu/ark:/67531/metadc38736/
Abstracts of Current Decisions on Mines and Mining: October, 1912 to March, 1913
Bulletin issued by the U.S. Bureau of Mines. From the Preface: "This publication is devoted exclusively to a review and abstracts of decisions based on the laws governing the rights and duties of mine owners, operators, miners, and persons trafficking in all kinds of mining properties. It includes abstracts of current decisions of all the Federal and State courts of last resort on questions relating to the mining industries" (p. 9). digital.library.unt.edu/ark:/67531/metadc12274/
Density and Thermal Expansion of Ethyl Alcohol and of its Mixtures with Water
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. digital.library.unt.edu/ark:/67531/metadc66532/
The Sampling and Examination of Mine Gases and Natural Gas
Report by the U.S. Bureau of Mines based on experiments performed in Pittsburgh, Pennsylvania to study mine gases. Findings in this bulletin include descriptions of the experiments and equipment used: "The first part of this report deals with the methods used by the bureau in the collection and examination of the various mine gases; the latter part discusses the bureau's methods of sampling and examining natural gas" (p. 5). digital.library.unt.edu/ark:/67531/metadc12258/
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