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A Study of Transparent Plastics for use on Aircraft, Special Report

Description: "Various transparent organic plastics, including both commercially available and experimental materials, have been examined to determine their suitability for use as flexible windshields on aircraft, The properties which have been studied include light transmission, haziness, distortion, resistance to weathering, scratch and indentation hardness, impact strength, dimensional stability, resistance to water and various cleaning fluids, bursting strength at normal and low temperatures, and flammab… more
Date: May 12, 1937
Creator: Axilrod, Benjamin M. & Kline, Gordon M.
Partner: UNT Libraries Government Documents Department
open access

Tests of nacelle-propeller combinations in various positions with reference to wings 2: thick wing - various radial-engine cowlings - tractor propeller

Description: This report is the second of a series giving the results obtained in the 20-foot wind tunnel of the National Advisory Committee for Aeronautics on the interference drag and propulsive efficiency of nacelle-propeller-wing combinations. The first report gave the results of the test of a N.A.C.A. cowled air-cooled engine nacelle located in 21 positions with reference to a thick wing. The present report gives results of tests of a normal engine nacelle with several types of cowling and fairings in … more
Date: May 12, 1932
Creator: Wood, Donald H.
Partner: UNT Libraries Government Documents Department
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