Inside Out Library · Explore
(1925)
NASA Technical Reports Server (NTRS) · leaf 43
Technical Memorandum No.332 Pigs.347 … .7 Partial section of a reinforced-concrete vault (Original project of Orly airship sheds.)NASA Technical Reports Server (NTRS)
Internet Archive · NASA Technical Reports · Public domain (US government work). Free to use for anything.
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