Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Pages: 145. Chapters: United States airliners 1930-1939, United States business aircraft 1930-1939, United States civil trainer aircraft 1930-1939, United States civil utility aircraft 1930-1939, United States sailplanes 1930-1939, United States sport aircraft 1930-1939, Douglas DC-3, Boeing 247, Beechcraft Model 18, Piper J-3, Lockheed Model 12 Electra Junior, ERCO Ercoupe, Boeing 314, Beechcraft Staggerwing, Luscombe 8, Grumman Goose, Boeing 307, Bellanca Cruisair, Douglas DC-2, Lockheed Model 10 Electra, Ryan ST, Hughes H-1 Racer, Lockheed Model 18 Lodestar, Fairchild 24, Schweizer SGS 2-8, Gwinn Aircar, Douglas DC-5, Northrop Delta, Stinson Reliant, Northrop Gamma, Payne Knight Twister, Lockheed Model 14 Super Electra, Schweizer SGP 1-1, Monocoupe 90, Pitcairn PCA-2, Waco C Series, Stinson Voyager, Gee Bee Model Z, Curtiss T-32 Condor II, Gee Bee Model R, Stinson Model A, Schweizer SGU 1-7, Howard DGA-6, Sikorsky S-42, Bellanca Aircruiser, Sikorsky S-41, Taylor E-2, Waco F series, Schweizer SGU 1-6, Douglas DC-1, Spartan C2, Curtiss-Wright Junior, Martin M-130, Stout Skycar, Ford Model 15-P, Waco S series, Security Airster S-1, Consolidated Fleetster, Douglas DC-4E, Howard DGA-8, Aeronca C-3, Brown B-3, Gee Bee Sportster, Fairchild 91, Curtiss-Wright CW-3 Duckling, Kellett K-2, Franklin PS-2, Curtiss-Wright CW-19, Culver Cadet, Northrop Alpha, Ross RS-1 Zanonia, Pitcairn PA-18, Funk B, Stearman 4, Vultee V-1, Barkley-Grow T8P-1, Verville Sport Trainer AT, Stinson Airliner, Porterfield Collegiate, Ryan Foursome, Bowlus BA-100 Baby Albatross, Sikorsky S-40, Spartan Executive, Brown B-2 Racer, Douglas Dolphin, Spartan C5, Waco E series, Fairchild 100, Waco A series, Boeing Model 306, Rearwin Cloudster, Pitcairn PA-19, Fairchild Model 45, Culver PQ-14 Cadet, Martin 156, Fairchild 22, Solar MS-1, Brown B-1 Racer, Aeronca K, Pitcairn PAA-...