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Discharge Characteristics of a High Speed Fuel Injection System

Description: Discussed here are some discharge characteristics of a fuel injection system intended primarily for high speed service. The system consisted of a cam actuated fuel pump, a spring loaded automatic injection valve, and a connecting tube.
Date: February 1925
Creator: Matthews, Robertson
Partner: UNT Libraries Government Documents Department
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Effect of Speed on Economy of Airship Traffic

Description: The economic costs and benefits of speed on airship traffic are calculated and different factors are considered.
Date: February 1925
Creator: Bleistein, W.
Partner: UNT Libraries Government Documents Department
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Note on the Katzmayr Effect on Airfoil Drag

Description: The reduction of drag of an airfoil when the air stream is oscillating is called the Katzmayr effect. The purpose here is to offer a simple explanation of the cause of the Katzmayr effect.
Date: February 1925
Creator: Ober, Shatswell
Partner: UNT Libraries Government Documents Department
open access

Pitot-Static Tubes for Determining the Velocity of Air

Description: On the occasion of the formulation of the rules for testing the efficiency of ventilators and compressors, experiments were instituted by the subcommittee on ventilators for the production of suitable tubes for velocity and pressure measurements.
Date: February 1925
Creator: Kumbruch, H.
Partner: UNT Libraries Government Documents Department
open access

Pressure Distribution on Fuselage of Airplane Model

Description: Memorandum describing the method of determining the pressure distribution on the fuselage, with special attention to how it is affected by the presence of the wings.
Date: February 1925
Partner: UNT Libraries Government Documents Department
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