The Salmon Tandem Monoplane was a single-seat sport aeroplane produced for the 1923 Lympne light aircraft trials.
With prizes worth a total of £2,150, the Lympne light aircraft competition of October 1923 attracted 28 entries including the Tandem Monoplane which was given competition number 27.
[1] The aircraft was a single-seat tandem winged aero designed and built by Percy Salmon at Farnborough, England.
[2] It was powered by a 3.5 hp (2.6 kW) Bradshaw motorcycle engine driving a tractor propeller mounted at the end of a strut-braced driveshaft.
[2] Several take-off attempts were made by Flying Officer Cecil Bouchier, but they were unsuccessful.