Inside Out Library · ExploreThe Scale Effect in Towing Tests with Airplane-float Systems (1937)NASA Technical Reports Server (NTRS) · leaf 34Pigs. 18,19 N.A.C.A. Technical Memorandum No. 836NASA Technical Reports Server (NTRS)Internet Archive · NASA Technical Reports · Public domain (US government work). Free to use for anything.More pictures from The Scale Effect in Towing Tests with Airplane-float SystemsMore like this