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Balloon Fabrics Made of Goldbeater's Skins

Description: Goldbeater's skin, which is the prepared outside membrane of the large intestine of an ox, is examined as a balloon fabric and details of how goldbeater's skin is prepared for use are provided. The construction techniques employed by Germany, France, and England are all discussed.
Date: December 1922
Creator: Chollet, L.
Partner: UNT Libraries Government Documents Department
open access

Airplane performance, past and present

Description: Report discussing the progress of airplane performance and measured by speed.
Date: December 1922
Creator: Warner, Edward P.
Partner: UNT Libraries Government Documents Department
open access

Commercial Airplanes and Seaplanes: Thick Wings or Thin Wings - All Metal or Mixed Construction

Description: In this report we will consider, as the dominating characteristic, either the load carried, the speed, the radius of action, the fuel consumption, the activity of transport, or, lastly, the qualities of comfort and safety. The first four factors determine the theoretical efficiency, while the others determine its practical efficiency.
Date: December 1922
Creator: Point
Partner: UNT Libraries Government Documents Department
open access

Depreciation of Aircraft

Description: Report presenting an examination of the concept that aircraft are essentially fragile and deteriorate rapidly when in service, which the author considers to be a misunderstanding due to the intense conditions occurring during war. Some examples of commercial airplane lines that have been running for several years and some potential deterioration costs that must be considered are provided.
Date: December 1922
Creator: Warner, Edward P.
Partner: UNT Libraries Government Documents Department
open access

Influence of Design on Cost of Operating Airplanes

Description: The author discusses cost of operating commercial airplanes and endeavors to clear up prevalent misunderstandings. Curves of operating cost for varying duration, speed, reserve horsepower, etc. are developed.
Date: December 1922
Creator: Black, Archibald
Partner: UNT Libraries Government Documents Department
open access

Further Information on the Laws of Fluid Resistance

Description: Note presenting experiments with cylinders of different shapes and some of the strange phenomena that manifested in connection with the cylinder.
Date: December 1922
Creator: Wieselsberger, C.
Partner: UNT Libraries Government Documents Department
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