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open access

The boll-weevil problem.

Description: Describes the characteristics of the boll weevil, the damage that it causes to crops, and methods for its control.
Date: May 1922
Creator: Hunter, W. D. (Walter David), 1875-1925 & Coad, B. R.
Partner: UNT Libraries Government Documents Department
open access

The Electrothermic Metallurgy of Zinc

Description: Report issued by the Bureau of Mines over the electrothermic metallurgy and smelting of zinc. Different smelting methods, processes, and equipment are presented and discussed. This report includes tables, illustrations, and photographs.
Date: May 1923
Creator: O'Harra, B. Marvel
Partner: UNT Libraries Government Documents Department
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Technical Problems of Commercial Flying

Description: The technical requirements for commercial aircraft are listed, which include: safety, economy and comfort. The author lists various methods to increase these requirements in commercial aircraft.
Date: May 1922
Creator: Warner, Edward P.
Partner: UNT Libraries Government Documents Department
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The Choice of Air Routes

Description: The author lists rules for the development and planning of air routes. He uses as examples India and Texas, as well as discussing the need for more landing fields.
Date: May 1922
Creator: Warner, Edward P.
Partner: UNT Libraries Government Documents Department
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Night Flying

Description: Dr. Warner examines the utility and economy of flying at night when flying passengers. Some of the points discussed include lighted landing fields, the possibility of using airships, and the cost of landing fields.
Date: May 1922
Creator: Warner, Edward P.
Partner: UNT Libraries Government Documents Department
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Mechanical Aids to Flight

Description: This report examines the great utility and safety of using instruments when flying. Instruments can be especially useful in conditions when the pilot has trouble spatially orienting himself.
Date: May 1922
Creator: Warner, Edward P.
Partner: UNT Libraries Government Documents Department
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German Training Airplane, Arado "Ar. S.I."

Description: Circular presenting a description of the Arado Ar. S.I., which is a wireless biplane that is both physically attractive and highly performing. A description of the components, controls, construction, characteristics, flying qualities, drawings, and photographs are provided.
Date: May 1926
Creator: Manigold, G.
Partner: UNT Libraries Government Documents Department
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Regulation of Air Traffic

Description: The ways in which the international and internal French air traffic accords interact with each other is outlined in this report. The principal questions covered by the present legislation are as follows: 1) Conditions of safety which must be fulfilled by aircraft; 2) Licenses for members of the crew; 3) Traffic rules to be observed by French and foreign aircraft.
Date: May 1922
Creator: Devaluez
Partner: UNT Libraries Government Documents Department
open access

Stability of Airplanes

Description: The author attempts to correct the misconception that piloting an airplane requires extraordinary skill and balance. He also tries to show that airplanes are extremely stable in flight. Some of the major points covered in this article include: automatic pilots, airplanes designed to be stable, and the reliance on mathematics to help in designing stable aircraft.
Date: May 1922
Creator: Warner, Edward P.
Partner: UNT Libraries Government Documents Department
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Proposed Air Traffic Law

Description: This report presents a brief history of France's attempts to promulgate an internal air traffic law and then provides a draft of proposed national air traffic laws.
Date: May 1922
Creator: Ripert, Georges
Partner: UNT Libraries Government Documents Department
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Aviation and Insurance

Description: This article considers some of the causes which hinder the development of aircraft insurance. Different risks are discussed as well as the causes of aircraft accidents. Pilot error, poor airdromes, weather conditions, poorly adapted airplanes, and engine failures are all examined and some conclusions are made.
Date: May 1922
Creator: Mayo, R. H.
Partner: UNT Libraries Government Documents Department
open access

Air traffic

Description: This report presents a recounting of the steps taken by France to establish national and international regulation over air traffic.
Date: May 1922
Creator: Sudre, G.
Partner: UNT Libraries Government Documents Department
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All-Metal Junkers Airplane, Type F 13

Description: Circular describing the all-metal Junkers airplane, specifically the F 13 type. The primary characteristics of the airplanes are the thick cantilever Junkers wing without stay-wires and the all-metal construction. A description of the design, flight characteristics, and some photographs are provided.
Date: May 1926
Partner: UNT Libraries Government Documents Department
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Subsidies for Air Transport

Description: This article discusses the need for government subsidies to encourage the development of passenger and freight transport by air.
Date: 1922-05?
Creator: Warner, Edward P.
Partner: UNT Libraries Government Documents Department
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Control of potato-tuber diseases.

Description: Describes various potato-tuber diseases, as well as the various methods of control of these diseases.
Date: May 1926
Creator: Shapovalov, Michael. & Link, George K. K. (George Konrad Karl), b. 1888.
Partner: UNT Libraries Government Documents Department
open access

Bridge Grafting.

Description: Provides instructions for bridge-grafting to save fruit trees that have been damaged by rodents or disease.
Date: May 1927
Creator: Yerkes, Guy E. (Guy Eston), 1880-
Partner: UNT Libraries Government Documents Department
open access

Rice as food.

Description: Describes the international importance of rice; provides various dishes, recipes, tips, and cooking methods, all revolving around rice as a main foodstuff.
Date: May 1921
Creator: United States. Department of Agriculture. Office of Home Economics.
Partner: UNT Libraries Government Documents Department
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The Problem of Fuel Measurement: The Schiske "Konsummeter"

Description: Any measuring device, which immediately indicates the rate of fuel consumption in the desired units, has the advantage of saving considerable time and fuel, besides facilitating the adjustment of the carburetor. The Schiske "Konsummeter" (made by the "PS-Vergaser and Apparatebau A. G.") was designed from the above viewpoint.
Date: May 1925
Creator: Praetorius, K. R. H.
Partner: UNT Libraries Government Documents Department
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