Curtiss XP-18

{{short description|Canceled biplane fighter project}}

The Curtiss XP-18 was ordered in 1930 and was to have been a single-seat biplane powered by a Wright IV-1560 engine. The design was cancelled before Curtiss constructed any.Fahey, James C.,US Army Aircraft 1908-1946, 1946, Ships and Aircraft, New York.

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