One of the most successful twin-engine airplanes in the history of aviation, there are still a large number of Beech 18's working for a living around the world today.

Probably the most heavily produced floatplane in the short history of aviation is the Piper PA-18 Super Cub.

By almost anyone’s definition, the Douglas DC-3 is one of the ten most successful airplanes in aviation’s short history.

Long considered one of the most beautiful aircraft ever produced, the Comet was originally designed for one specific contest, the MacRobertson Race from England to Australia.

The Sedan was the Luscombe Company’s entry into the medium-performance four-place general aviation market.

Designed as a single-place carrier-based fighter, the Corsair was a very long-lived airplane.

The basic design of the later KC-97 started out as a transport version of the B-29 Superfortress.

The Piper Aircraft Company, like several other lightplane manufacturers, submitted a liaison version of their tandem trainer to the military.

The Yakovlev Yak-11 “Moose” (a United Nations Designation), went into service with the Russian Air Force in 1946 as a high-performance two-place advanced trainer.

Although some of the of the two-place Curtiss-Wright Travel Air 12 series airplanes had radial engines (there were both Warner- and Kinner-powered versions), the most popular was offered with an inline engine.