Duigan biplane
Duigan biplane may refer to a number of different, otherwise unnamed aircraft designed and/or built by John Duigan:
- the Duigan pusher biplane, the first Australian powered aircraft
- the Avro Duigan, built by Avro in the UK to a design by Duigan
- the Duigan tractor biplane, Duigan's final design
This disambiguation page lists articles associated with the title Duigan biplane.
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