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Report of the Chief of the Forest Service: 1941

Description: Annual report from the U.S. Department of Agriculture Forest Service describing activities of the organization, expenditures and receipts, and a discussion of other relevant topics for the fiscal year.
Date: 1941
Creator: United States. Forest Service.
open access

Reinsurance Among Farmers' Mutual Fire Insurance Companies

Description: Bulletin discussing the significance and value of reinsurance, to outline the several ways adopted by farm mutuals for providing themselves with reinsurance protection, and to explain the various other forms of protection.
Date: May 1941
Creator: Valgren, V.N.
open access

Heat treating and inspection of metals

Description: 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.
open access

Ordnance maintenance : prismatic compass, M1918.

Description: 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.
open access

Orientation

Description: 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.
open access

Airplane structures.

Description: 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.
open access

Airship aerodynamics.

Description: "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.
open access

Aerial photography.

Description: A training manual designed to teach aerial photography for military purposes.
Date: July 8, 1941
Creator: United States. War Department.
open access

Gas Treatment for the Control of Blue Mold Disease of Tobacco.

Description: Recommends the use paradichlorbenzene gas for treatment of blue mold disease of tobacco, and provides instructions for using it.
Date: January 1941
Creator: Clayton, Edward E.; Gaines, John G. (John Gordon), 1900-; Shaw, Kendall J.; Smith, Thomas Earle, 1910- & Graham, T. W. (Thomas William), 1905-
open access

Control of sugar-beet nematode by crop rotation.

Description: Summarizes the results of several years of field investigations of the sugar-beet nematode. Describes its life cycle, host plants, causes of infestation, and methods of control.
Date: 1941
Creator: Thorne, Gerald, 1890-
open access

Making vinegar in the home and on the farm.

Description: A guide to making vinegar at home. Includes a description of the materials used and the process, as well as the federal regulations governing the manufacture and sale of vinegar in 1936.
Date: 1941
Creator: LeFevre, Edwin, 1859-1929
open access

Soybean hay and seed production.

Description: Describes efficient methods for soybean hay and seed production enabled by newly improved farm equipment in the early 20th century.
Date: 1941
Creator: Morse, W. J. (William Joseph), b. 1884
open access

Sheep-killing dogs.

Description: Describes the problems posed by sheep-killing dogs and their habits. Discusses control methods, including dog-proof fencing and law enforcement. Provides suggestions for uniform state dog laws, and a summary of existing state dog laws.
Date: February 1941
Creator: Simmons, V. L. (Victor Leonidas), 1901-
open access

Clearing land of brush and stumps.

Description: Discusses methods and equipment for removing and disposing of brush and tree stumps from farm land in preparation for plowing.
Date: 1941
Creator: Boyd, Geo. R. (George Ray), 1883-1952
open access

Establishing Cranberry Fields.

Description: Describes the requirements for growing cranberries and provides instructions for establishing cranberry fields.
Date: 1941
Creator: Darrow, George M. (George McMillan), 1889-; Franklin, Henry J. (Henry James), 1883-1958 & Malde, O. G. (Ole Gustav), 1880-
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