December 1961: Avrocar

The joint Canada-United States project to develop a vertical takeoff and landing (VTOL) craft ends when the U.S. military withdraws funding for the Avrocar. The flying-saucer-like vehicle proved unstable in flight.

* Entry from National Museum of the Air Force: @

* Entry from "The Encyclopedia of Science": @

* Entry from Arrow Digital Archives: @

* "The Pentagon's Flying Saucer Problem" (Air & Space magazine, 2003): @

* Project Silver Bug summary: @

* Air Force technical report on Project Silver Bug (February 1955): @

* Newspaper stories from 1999 and 2000: @

* Footage: @

* "Flaws of the Avrocar" (video from howstuffworks.com): @

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