The Curtiss XP-18 was ordered in 1930 and was to have been a single-seat biplane powered by a

Wright Wright is an occupational surname originating in England. The term 'Wright' comes from the circa 700 AD Old English word 'wryhta' or 'wyrhta', meaning worker or shaper of wood. Later it became any occupational worker (for example, a shipwright is ...

IV-1560 engine. The design was cancelled before

Curtiss Curtiss Aeroplane and Motor Company (1909 – 1929) was an American aircraft manufacturer originally founded by Glenn Hammond Curtiss and Augustus Moore Herring in Hammondsport, New York. After significant commercial success in its first decade ...

constructed any. Fahey, James C.,''US Army Aircraft 1908-1946'', 1946, Ships and Aircraft, New York.

References

Cancelled military aircraft projects of the United States P-18 Single-engine aircraft Biplanes {{aero-1930s-stub