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Dyle and Bacalan Metal Monoplane, D.B. 10: Night Bomber - Equipped with Two 420 HP. Jupiter Engines

Description: The D.B. 10 is manufactured of duraluminum and special high resistance steel. It can be used as a passenger aircraft or as a bomber. Details of the design, wings, fuselage, empennage, engines, landing gear, characteristics, performances, drawings, and photographs are provided.
Date: January 1927
Creator: Serryer, J.
Partner: UNT Libraries Government Documents Department
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What Libraries Learned from the War.

Description: Pamphlet containing lessons learned by librarians during their service in World War I. Topics covered include how men were not influenced by books or libraries, that libraries must be organized, and that libraries could be used to foster the understanding of world problems.
Date: January 1922
Creator: Milam, Carl Hastings, 1884-1963
Partner: UNT Libraries Government Documents Department
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Plans of rural community buildings.

Description: Describes the plans and procedures for constructing rural community buildings, and their uses.
Date: January 1921
Creator: Nason, W. C. (Wayne Crocker), b. 1874 & Galpin, Charles Josiah, b. 1864
Partner: UNT Libraries Government Documents Department
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Garden irises.

Description: Describes different types of irises, and methods for growing them successfully in a home garden.
Date: January 1926
Creator: Morrison, B. Y. (Benjamin Yoe), 1891-1966
Partner: UNT Libraries Government Documents Department
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Remarks on Building of Low-Powered Airplanes

Description: "If the low-powered airplane is to be used advantageously by private individuals, the most important consideration is a smaller fuel consumption and, hence, a lower engine power. From experiments with gliders, it appears entirely possible, by utilizing ascending winds (on the weather side of mountains and those generated by the heat of the sun) and by employing engine flight intermittently, as required to fly long distances over land" (p. 1).
Date: January 1924
Creator: Langsdorff, Werner v.
Partner: UNT Libraries Government Documents Department
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Photographic Time Studies of Airplane Paths

Description: The object of this report is the description of a method which seems to be practicable for determining the path of an airplane, especially in taking off and landing. This report tells how, by means of a camera, preferably a kinetograph, which simultaneously photographs a stop watch the distance of an airplane from the camera and its height above the ground can be determined.
Date: January 1926
Creator: Von Baumhauer, A. G.
Partner: UNT Libraries Government Documents Department
open access

Two-Stroke-Cycle Engines for Airplanes

Description: Now that the two-stroke-cycle engine has begun to make its appearance in automobiles, it is important to know what services we have a right to expect of it in aeronautics, what conditions must be met by engines of this type for use on airplanes and what has been accomplished.
Date: January 1926
Creator: Jalbert, J.
Partner: UNT Libraries Government Documents Department
open access

Calculation of Tubular Radiators of the Automobile Type

Description: "We propose to show how to calculate the cooling capacity of all radiators through which the air flows in separate streamlets, whether enclosed in actual tubes or not and whatever cross-sectional shape the tubes may have. The first part will give the fundamental principles for calculating velocity of air in the tubes and the heat exchange by radiation, conduction and convection, and show, by examples, the agreement of the calculation with experiments. In the second part, the effect of the dimen… more
Date: January 1926
Creator: Richter, L.
Partner: UNT Libraries Government Documents Department
open access

Possible Improvements in Gasoline Engines

Description: High-compression engines are investigated with the three main objects being elimination of vibration, increase of maximum efficiency, and conservation of this efficiency at the highest possible speeds.
Date: January 1923
Creator: Ziembinski, S.
Partner: UNT Libraries Government Documents Department
open access

New Lateral Stabilizing Device for Airplanes

Description: "The proposed device tends to render the lateral stabilization of airplanes easier and more efficacious. The proposed solution is to mount the ailerons independently, in such a manner that they can turn freely, under the action of the relative wind, about an axis located in front of the extreme position of the center of the lift" (p. 1).
Date: January 1921
Creator: Constantin, Louis
Partner: UNT Libraries Government Documents Department
open access

Marcel Besson Wing Sections

Description: Three different Marcel Besson airfoils are investigated in terms of maximum lift, maximum fineness, minimum required power, and wing section drag. Comparisons are then made between the three airfoils.
Date: January 1923
Creator: Delanghe, C.
Partner: UNT Libraries Government Documents Department
open access

Soaring flight and the Rhön contests

Description: Explanation of soaring flight. Static and dynamic soaring flight. Results of the Rhon contest. Description of the most important gliders. Notes on Soaring Flight Contests in France and England.
Date: January 1923
Creator: Hoff, Wilhelm
Partner: UNT Libraries Government Documents Department
open access

Aerial navigation : on the problem of guiding aircraft in a fog or by night when there is no visibility

Description: Report discussing the use of magnetic fields and wire to navigate aircraft in conditions of poor visibility is presented. This field may be considered to be derived from a double lemniscate, considered in the particular case where the origin is a double point formed from the magnetic field of the slack wire, from the field produced by the return currents and from the field due to the currents induced in the conducting mass. These fields are dephased in two ways, one in the direction of the wire… more
Date: January 1922
Creator: Loth, William
Partner: UNT Libraries Government Documents Department
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