Application and Testing of Transparent Plastics Used in Airplane Construction (1938)
NASA Technical Reports Server (NTRS) · leaf 13
N.A.C.A. Technical Memorandum No. 861 Figs.l, View through gunner's cockpit of a fighter plane provided with Artificial glass of acrylate plastic. … Figure 1.- Pieces of sheet silicate Figure 2.- Fragments of hard (heat glass after testing for treated) glass, resistance against excess pressure on one side.
NASA Technical Reports Server (NTRS)
Internet Archive · NASA Technical Reports · Public domain (US government work). Free to use for anything.
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