The Coleopter was a VTOL aircraft developed by the French in the 1950s. It was a single-person aircraft with an annular wing designed to land vertically, therefore requiring no runway and very little space to take-off and land. There were several prototypes developed and tested, however the design proved to be very unstable and flying it was dangerous. Vertical Take-Off and Landing (VTOL) describes airplanes that can lift off vertically. ... The 1950s was the decade spanning from the 1st of January, 1950 to the 31st December, 1959. ... Annular, annulate, &c. ... WING ESPN 1410 is an commercial AM radio station in Dayton, Ohio operating with 5,000 watts at 1410 kHz with studios,offices and transmitter located on David Road in Kettering. ...

A model of a coleopter at Hiller Aviation Museum

External Links

• A 1959 article about the first years of Coleopter development
• Smithsonian Air and Space Museum site about the involvment of Stanley Hiller in the development of the Coleopter
• A Coleopter patent
• Description of and plans for building a small Coleopter