Importation of Game Birds and Eggs for Propagation. (open access)

Importation of Game Birds and Eggs for Propagation.

Provides information and statistics regarding various species of game birds and eggs brought into the United States since the passing of the Lacey Act (1900) and the Egg Act (1902).
Date: 1906
Creator: United States. Department of Agriculture.
Object Type: Book
System: The UNT Digital Library
Rural Planning: The Social Aspects. (open access)

Rural Planning: The Social Aspects.

Describes the trend toward establishing planned recreation areas in rural communities, and the economic and social benefits they provide to farmers.
Date: May 1923
Creator: Nason, W. C. (Wayne Crocker), b. 1874
Object Type: Book
System: The UNT Digital Library
Rural Planning: The Social Aspects of Recreation Places. (open access)

Rural Planning: The Social Aspects of Recreation Places.

Describes the trend toward establishing planned recreation areas in rural communities, and the economic and social benefits they provide to farmers.
Date: 1924
Creator: Nason, W. C. (Wayne Crocker), b. 1874
Object Type: Pamphlet
System: The UNT Digital Library
Uses of rural community buildings. (open access)

Uses of rural community buildings.

Describes various types of civil and social activities which can be held in rural community buildings.
Date: 1924
Creator: Nason, W. C. (Wayne Crocker), b. 1874
Object Type: Book
System: The UNT Digital Library
Rural libraries. (open access)

Rural libraries.

Describes how libraries are created in rural areas; describes the types of services offered by rural libraries.
Date: April 1928
Creator: Nason, W. C. (Wayne Crocker), b. 1874
Object Type: Book
System: The UNT Digital Library
Present Guides for Household Buying. (open access)

Present Guides for Household Buying.

Provides suggestions for buying materials for the household, including food, clothing, cleaning equipment, appliances, and other items.
Date: January 1936
Creator: O'Brien, Ruth, b. 1892 & Ward, Medora M.
Object Type: Book
System: The UNT Digital Library
Theory of ballooning. (open access)

Theory of ballooning.

A general guide to piloting a free balloon.
Date: April 25, 1940
Creator: United States. War Department.
Object Type: Book
System: The UNT Digital Library
Ordnance maintenance : 3-inch antiaircraft gun matériel, M2A2, M2A1, M1A2, M1A1, T1A2, and T1A1 (open access)

Ordnance maintenance : 3-inch antiaircraft gun matériel, M2A2, M2A1, M1A2, M1A1, T1A2, and T1A1

Provides instructions for inspection, disassembly and assembly, and maintenance and repair of 3-inch antiaircraft gun matériel, including the use of special repair tools.
Date: July 25, 1940
Creator: United States. War Department.
Object Type: Book
System: The UNT Digital Library
Notes on physiology in aviation medicine. (open access)

Notes on physiology in aviation medicine.

Discusses the physical effects of flight, and the mechanics and chemistry of respiration.
Date: October 21, 1940
Creator: United States. War Department.
Object Type: Book
System: The UNT Digital Library
Grinding machines (open access)

Grinding machines

This report provides the definition of grinding and discusses different processes, types, and operations of grinding.
Date: November 26, 1940
Creator: United States. Army. Air Corps.
Object Type: Book
System: The UNT Digital Library
Lathes (open access)

Lathes

A guide to the operation and maintenance of lathes for general shop work.
Date: November 29, 1940
Creator: United States. Army. Air Corps.
Object Type: Book
System: The UNT Digital Library
Railway shop battalion. (open access)

Railway shop battalion.

"This manual explains the organization and operation of railway shop battalion for employment on a standard military railway. Its purpose is to assist railway shop battalion officers in the training and operation of their units, and to guide command and staff officers charged with the employment of railway shop battalions."
Date: November 29, 1940
Creator: United States. War Department. Office of the Chief of Engineers.
Object Type: Book
System: The UNT Digital Library
Airship aerodynamics. (open access)

Airship aerodynamics.

"This manual is designed as a text for the instruction of airship student pilots .... to give the knowledge of aerodynamics essential to the operation of [lighter than air aircraft]."(Page 2.)
Date: February 11, 1941
Creator: United States. War Department.
Object Type: Book
System: The UNT Digital Library
75-mm howitzer materiel. (open access)

75-mm howitzer materiel.

This is a World War II-era technical manual for the 75mm Howitzer. It contains information on use, maintenance, assembly, and other aspects of this weapon.
Date: June 21, 1941
Creator: United States. Army. Ordnance Department.
Object Type: Book
System: The UNT Digital Library
Aerial photography. (open access)

Aerial photography.

A training manual designed to teach aerial photography for military purposes.
Date: July 8, 1941
Creator: United States. War Department.
Object Type: Book
System: The UNT Digital Library
Orientation (open access)

Orientation

Provides a text and reference book covering the principles of orientation. Orientation is defined as "the accurate location of datum points and the establishment of lines of known length and direction".
Date: July 15, 1941
Creator: United States. War Department.
Object Type: Book
System: The UNT Digital Library
Ordnance maintenance : prismatic compass, M1918. (open access)

Ordnance maintenance : prismatic compass, M1918.

Describes the Prismatic Compass, M1918 and provides instructions for its operation, maintenance, and its functions in relation to various types of field artillery.
Date: July 17, 1941
Creator: United States. War Department.
Object Type: Book
System: The UNT Digital Library
Heat treating and inspection of metals (open access)

Heat treating and inspection of metals

This report discusses these topics: I. Principles of heat treating -- II. Heat-treating equipment -- III. General heat treatment of steel -- IV. Specific heat treatments for aircraft steels -- V. General heat treatment of aluminum alloys -- VII. Hardness testing -- VIII. Magnaflux inspection.
Date: September 10, 1941
Creator: United States. War Department.
Object Type: Book
System: The UNT Digital Library
Airplane structures. (open access)

Airplane structures.

Describes structural details of service airplanes used by the Army Air Corps, sufficient for personnel to perform inspection and maintenance of their equipment.
Date: October 29, 1941
Creator: United States. War Department.
Object Type: Book
System: The UNT Digital Library
Conduct of field artillery fire using air observation. (open access)

Conduct of field artillery fire using air observation.

"This manual covers the methods and procedure for the control of field artillery fire using air observation."
Date: March 21, 1942
Creator: United States. War Department.
Object Type: Book
System: The UNT Digital Library
20-MM aircraft gun matériel M1 and M2. (open access)

20-MM aircraft gun matériel M1 and M2.

"In addition to a description of the 20-mm aircraft gun matériel M1 and M2, this manual contains technical information required for the identification, use, and care of the matériel."
Date: April 2, 1942
Creator: United States. War Department.
Object Type: Book
System: The UNT Digital Library
Browning machine gun caliber .50, M2, aircraft, fixed and flexible. (open access)

Browning machine gun caliber .50, M2, aircraft, fixed and flexible.

"In addition to a description of the Browning machine gun, caliber .50, M2, aircraft, fixed and flexible, this manual contains technical information required for the identification, use, and care of the materiel."
Date: April 30, 1942
Creator: United States. War Department.
Object Type: Book
System: The UNT Digital Library
Aircraft radio shop practice. (open access)

Aircraft radio shop practice.

Discusses maintenance and repair of the component parts of aircraft radio equipment, and the correct use of tools.
Date: May 1, 1942
Creator: United States. War Department.
Object Type: Book
System: The UNT Digital Library
Strains of field corn resistant to the survival of the European corn borer. (open access)

Strains of field corn resistant to the survival of the European corn borer.

Describes a series of scientific tests conducted over ten years to identify the strains of corn that were resistant to the threat of European corn borers, and provides the results of these tests.
Date: May 1942
Creator: Patch, L. H.; Holbert, J. R. & Everly, R. T.
Object Type: Book
System: The UNT Digital Library