The Welch OW-1 and the similar OW-2 were American three-seat open biplanes designed by Orin Welch in the late 1920s. The OW-1 was powered with a Curtiss OX-5 and the OW-2 was powered by a

Hispano-Suiza 8 The Hispano-Suiza 8 was a water-cooled V8 SOHC aero engine introduced by Hispano-Suiza in 1914, and was the most commonly used liquid-cooled engine in the aircraft of the Entente Powers during the First World War. The original Hispano-Suiza ...

A, both of which were water-cooled V-8 aero engines. Four OW-1s were built (''NC817'', ''NC4205'', ''NC5105'', ''NC6838''), one of which was converted into the first of two OW-2s. The first OW-2 was later modified into a 5 seater, before being destroyed in a hangar fire in November 1929. The second OW-2 was given the civil registration ''NC11142''.

Specifications

References

{{Welch aircraft 1920s United States civil utility aircraft High-wing aircraft Aircraft first flown in 1927 Single-engined tractor aircraft