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The Calcite Marble and Dolomite of Eastern Vermont (open access)

The Calcite Marble and Dolomite of Eastern Vermont

From introduction: The object of this bulletin is twofold-to locate definitely and to describe accurately the marbles and dolomites of eastern Vermont, with a view to setting forth their possible economic uses and to discuss whatever features of scientific interest they may present.
Date: 1915
Creator: Dale, T. Nelson
System: The UNT Digital Library
Some Mining Districts in Northeastern California and Northwestern Nevada (open access)

Some Mining Districts in Northeastern California and Northwestern Nevada

From preface: This report satisfies the demand of the public for reliable information and to gather data which should be of use in planning further geologic work in Nevada.
Date: 1915
Creator: Hill, James M.
System: The UNT Digital Library
Contributions to Economic Geology (Short Papers and Preliminary Reports), 1913: Part 2 -- Mineral Fuels (open access)

Contributions to Economic Geology (Short Papers and Preliminary Reports), 1913: Part 2 -- Mineral Fuels

From introduction: This report determines the geographic distribution and thickness of the bituminous shale, or oil shale, or tar shale of the Green River formation of the Uinta Basin in Colorado and Utah.
Date: 1915
Creator: Campbell, Marius R. & White, David
System: The UNT Digital Library
Extraction and Recovery of Radium, Uranium and Vanadium from Carnotite (open access)

Extraction and Recovery of Radium, Uranium and Vanadium from Carnotite

Report issued by the Bureau of Mines discussing extraction and recovery of different ores from carnotite. Equipment and methods for extraction are presented. This report includes tables, illustrations, and photographs.
Date: November 1915
Creator: Parsons, Charles L.; Moore, R. B.; Lind, S. C. & Schaefer, O. C.
System: The UNT Digital Library
United States Mining Statutes Annotated: Part 2- Miscellaneous Mining Subjects (open access)

United States Mining Statutes Annotated: Part 2- Miscellaneous Mining Subjects

Report issued by the Bureau of Mines over mining statutes in the United States. Different laws are presented and discussed according to the state in which they apply.
Date: 1915
Creator: Thompson, Joseph Wesley
System: The UNT Digital Library
Economic Methods of Utilizing Western Lignites (open access)

Economic Methods of Utilizing Western Lignites

Report issued by the Bureau of Mines over western lignite. The economic use of these lignite deposits is discussed. This report includes tables, illustrations, and photographs.
Date: November 1915
Creator: Babcock, E. J.
System: The UNT Digital Library
United States Mining Statutes Annotated: Part 1 - Sections and Statutes Relating to Metalliferous and Coal Mining (open access)

United States Mining Statutes Annotated: Part 1 - Sections and Statutes Relating to Metalliferous and Coal Mining

Report issued by the Bureau of Mines over the mining statutes for metalliferous and coal mining. The statutes are presented and discussed in detail.
Date: 1915
Creator: Thompson, Joseph Wesley
System: The UNT Digital Library
A Reconnaissance For Oil Near Quanah, Hardeman County Texas (open access)

A Reconnaissance For Oil Near Quanah, Hardeman County Texas

This report documents the examination for oil in the vicinity of Quanah, Hardeman County Texas during the fall of 1914.
Date: October 9, 1915
Creator: Wegemann, Carroll H.
System: The UNT Digital Library
A Reconnaissance in Palo Pinto County, Texas : With Special Reference to Oil and Gas (open access)

A Reconnaissance in Palo Pinto County, Texas : With Special Reference to Oil and Gas

This document reports the presence of oil and gas in Palo Pinto County, Texas, as studied by the United States Geological Survey in the fall of 1914.
Date: September 11, 1915
Creator: Wegemann, Carroll H.
System: The UNT Digital Library
Abstracts of Current Decisions on Mines and Mining: December, 1913, to September, 1914 (open access)

Abstracts of Current Decisions on Mines and Mining: December, 1913, to September, 1914

Bulletin issued by the U.S. Bureau of Mines: "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" (Bulletin 61, p. 9).
Date: 1915
Creator: Thompson, J. W.
System: The UNT Digital Library
Occurrence of Explosive Gases in Coal Mines (open access)

Occurrence of Explosive Gases in Coal Mines

From Introduction: "This report presents the results of an investigation begun by the Government in the summer of 1907, the investigation being started under the immediate supervision of Dr. J. A Holmes and continued under him as director after it was transferred to the Bureau of Mines in 1910, the field studies being completed in the spring of 1912. The purpose of the investigation was to obtain information on the origin of the inflammable gases in coal and the conditions under which they occur."
Date: 1915
Creator: Darton, N. H.
System: The UNT Digital Library
Abstracts of Current Decisions on Mines and Mining: October, 1914, to April, 1915 (open access)

Abstracts of Current Decisions on Mines and Mining: October, 1914, to April, 1915

Bulletin issued by the U.S. Bureau of Mines: "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" (Bulletin 61, p. 9),
Date: 1915
Creator: Thompson, J. W.
System: The UNT Digital Library
Mine-Ventilation Stoppings: with Especial Reference to Coal Mines in Illinois (open access)

Mine-Ventilation Stoppings: with Especial Reference to Coal Mines in Illinois

Purpose of Report: "In this report an attempt is made to discuss the first cost of each of several types of mine-ventilation stoppings, as well as the total annual expenses of maintaining a stopping during its required period of service."
Date: 1915
Creator: Williams, R. Y.
System: The UNT Digital Library
Equilibrium in the System: Lead Acetate, Lead Oxide, and Water, at 25⁰ (open access)

Equilibrium in the System: Lead Acetate, Lead Oxide, and Water, at 25⁰

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.
System: The UNT Digital Library
Specific Heat of Copper in the Interval 0⁰ to 50⁰ Celsius with a Note on Vacuum-Jacketed Calorimeters (open access)

Specific Heat of Copper in the Interval 0⁰ to 50⁰ Celsius with a Note on Vacuum-Jacketed Calorimeters

Report issued by the Bureau of Standards over studies on the specific heat of copper. The methods and equipment used for the studies are discussed. This report includes tables, photographs, and illustrations.
Date: 1915
Creator: Harper, D. R.
System: The UNT Digital Library
Revision of the Pocket Gophers of the Genus Thomomys (open access)

Revision of the Pocket Gophers of the Genus Thomomys

Describes habits, predators, morphology, sexual variation, pelages, and distribution of pocket gophers. Describes genera and group relations. Describes, lists locations and distribution, and provides a key for species and subspecies.
Date: November 15, 1915
Creator: Bailey, Vernon
System: The UNT Digital Library
Graphic Studies of Ultimate Analyses of Coals (open access)

Graphic Studies of Ultimate Analyses of Coals

Technical paper issued by the Bureau of Mines over studies of analyses of coals. The results are discussed and presented on various diagrams. This paper includes tables, and illustrations.
Date: December 1915
Creator: Ralston, Oliver C. & Porter, Horace C.
System: The UNT Digital Library
Construction and Operation of a Single-Tube Cracking Furnace for Making Gasoline (open access)

Construction and Operation of a Single-Tube Cracking Furnace for Making Gasoline

Technical paper issued by the Bureau of Mines over the construction of cracking furnaces for gasoline production. Descriptions of the equipment used for construction are presented and discussed. This paper includes photographs.
Date: July 1915
Creator: Bowie, C. P.
System: The UNT Digital Library
Methods of Preventing and Limiting Explosions in Coal Mines (open access)

Methods of Preventing and Limiting Explosions in Coal Mines

Technical paper issued by the Bureau of Mines over safety prevention in coal mines. Preventing mine explosions is emphasized. Methods used in mine safety are discussed. This paper includes tables, illustrations, and photographs.
Date: April 1915
Creator: Rice, George S. & Jones, L. M.
System: The UNT Digital Library
The Vapor Pressure of Arsenic Trioxide (open access)

The Vapor Pressure of Arsenic Trioxide

Technical paper issued by the Bureau of Mines over investigations of vapor pressure. The methods and equipment used for the investigations are presented. The results are discussed. This paper includes tables, illustrations, and photographs.
Date: March 1915
Creator: Welch, H. V. & Duschak, L. H.
System: The UNT Digital Library
A Review of the American Moles (open access)

A Review of the American Moles

Discusses habits; economic status; characteristics and development of young; pelages and molts; and geographic, individual, sexual, and age variation. Describes subfamilies, history, and generic names of the family Talpidae. Describes, lists locations, and provides a key for genera, species and subspecies.
Date: September 30, 1915
Creator: Jackson, Hartley H. T.
System: The UNT Digital Library
Revision of the American Marmots (open access)

Revision of the American Marmots

Discusses history, nomenclature, common names, habits, external characters, and specimens of American marmots. Describes, lists locations, and provides a key to species and subspecies.
Date: April 7, 1915
Creator: Howell, Arthur H.
System: The UNT Digital Library
State Mine Inspector of Texas Annual Report: 1914 (open access)

State Mine Inspector of Texas Annual Report: 1914

Annual report of the State Mine Inspector of Texas describing the status of coal mining, including statistics about mines that have closed or are in the process of opening, fatal and non-fatal accidents, state regulations, and characteristics of open mines.
Date: 1915
Creator: Texas. State Mine Inspector.
System: The Portal to Texas History
Texas Commissioner of Insurance and Banking Annual Report: 1914 (open access)

Texas Commissioner of Insurance and Banking Annual Report: 1914

Annual report submitted by the Commissioner of Insurance and Banking documenting financial records including disbursements and transactions related to insurance made by the department during fiscal year 1914.
Date: 1915
Creator: Texas. Department of Insurance and Banking.
System: The Portal to Texas History