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Revision of the Pocket Gophers of the Genus Thomomys

Description: 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
Partner: UNT Libraries Government Documents Department
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Graphic Studies of Ultimate Analyses of Coals

Description: 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.
Partner: UNT Libraries Government Documents Department
open access

Notes on the Use of Low-Grade Fuel in Europe

Description: Technical paper issued by the Bureau of Mines over studies of low-grade fuel use in Europe. The results of the studies are presented and discussed. This paper includes tables, and illustrations.
Date: August 1915
Creator: Fernald, R. H.
Partner: UNT Libraries Government Documents Department
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Construction and Operation of a Single-Tube Cracking Furnace for Making Gasoline

Description: 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.
Partner: UNT Libraries Government Documents Department
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Methods of Preventing and Limiting Explosions in Coal Mines

Description: 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.
Partner: UNT Libraries Government Documents Department
open access

The Vapor Pressure of Arsenic Trioxide

Description: 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.
Partner: UNT Libraries Government Documents Department
open access

Relative Worth of Improvements of Fabrics

Description: Report presents an equation that connects all the major qualities of a fabric, from which the fabric may be rigidly designed with respect to maximum ultimate economy.
Date: August 17, 1915
Creator: Goodyear Tire And Rubber Company
Partner: UNT Libraries Government Documents Department
open access

Annual Report of the National Advisory Committee for Aeronautics (1st). [Administrative Report Including Technical Reports Nos. 1 to 7]

Description: Report includes the National Advisory Committee for Aeronautics letter of submittal to the President, Congressional report, summaries of the committee's activities and research accomplished, expenditures, problems, recommendations, and a compilation of technical reports produced.
Date: 1915
Creator: United States. National Advisory Committee for Aeronautics.
Partner: UNT Libraries Government Documents Department
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Report on Behavior of Aeroplanes in Gusts

Description: Part 1 presents the results of a wind tunnel test of a biplane model with an 18 inch span. The lift, drift, and pitching moment were measured for a series of angles of incidence corresponding to the maximum possible changes of flight attitude. Only the discussion of symmetrical or longitudinal changes is given. From the observed rate of variation of the forces and pitching moment, it was possible to calculate the derivatives needed in the complete theory of longitudinal stability in still air.
Date: October 7, 1915
Creator: Hunsaker, Jerome C. & Wilson, Edward Bidwell
Partner: UNT Libraries Government Documents Department
open access

A Review of the American Moles

Description: 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.
Partner: UNT Libraries Government Documents Department
open access

Revision of the American Marmots

Description: 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.
Partner: UNT Libraries Government Documents Department
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