Collection of wind-tunnel data on commonly used wing sections (1930)
NASA Technical Reports Server (NTRS) · leaf 18
/.B … FrauBi 48,—Massachusetts Institute of Technology tests. Airfoil site 0X8« Inobss; aspect ratio, 6; test 7I-M.33 square feet per second; approximate Reynolds Number, 187,000
NASA Technical Reports Server (NTRS)
Internet Archive · NASA Technical Reports · Public domain (US government work). Free to use for anything.