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Application and Testing of Transparent Plastics Used in Airplane Construction (1938)

NASA Technical Reports Server (NTRS) · leaf 16

An illustration from Application and Testing of Transparent Plastics Used in Airplane Construction, 1938, leaf 16 — Fig. 9 N.A.C.A. Technical Memorandum No. 881 -21°

NASA Technical Reports Server (NTRS)

Internet Archive · NASA Technical Reports · Public domain (US government work). Free to use for anything.

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