The Short Springbok was a two-seat, all-metal reconnaissance biplane produced for the British Air Ministry in the 1920s. All together six aircraft of the Springbok design were built but none entered service with the armed forces.
The Short L.17 Scylla was a British four-engined 39-seat biplane airliner designed and built by Short Brothers at the request of Imperial Airways to supplement the Handley Page H.P.42 fleet already in service after Handley Page quoted an excessive price for two additional H.P.42s. They were ordered in 1933.
The Short S.17 Kent was a British four-engined 15-seat biplane luxury flying boat airliner, designed and built by Shorts to meet a requirement from Imperial Airways for an aircraft with greater range than the Short Calcutta. The new aircraft was to have sufficient range to fly the stage from Mirabella, Crete, to Alexandria in Egypt without the need for refuelling stops in Italian colonial territory due to a political row which had led the Italian Government to ban British aircraft from its ports.
The de Havilland DH.50 was a 1920s British large single-engined biplane transport built by de Havilland at Stag Lane Aerodrome, Edgware, and licence-built in Australia, Belgium, and Czechoslovakia.
The Armstrong Whitworth A.W.14 Starling was a prototype British single-seat biplane fighter developed for the Royal Air Force in the late 1920s which unsuccessfully competed against the Bristol Bulldog.
The Avro 627 Mailplane was a British biplane developed in 1931 by Avro from the Avro Antelope bomber as a mail plane for use in Canada. Only one was built which ended up being used as a test bed.
The Blackburn L.1 Bluebird was a British single-engine biplane light trainer/tourer with side-by-side seating, built in small numbers by Blackburn Aircraft in the 1920s.
The Avro 533 Manchester was a First World War-era twin-engine biplane photo-reconnaissance and bomber aircraft designed and manufactured by Avro.
The Airco DH.9C was a British passenger aircraft.
The Westland Widgeon was a British light aircraft of the 1920s. A single-engined parasol monoplane, the Widgeon was built in small numbers before Westland abandoned production in 1929.
The Blackburn F.1 Turcock was a British single-seat single-engine biplane fighter built in 1927. Designed to be produced in several variants, only one was completed.
The Gnosspelius Gull was a 1920s British experimental ultra-light monoplane designed by Major O.T. Gnosspelius and built by Short Brothers at Rochester for the 1923 Lympne light aircraft trials.
The Bristol Type 109 was a British two-seat long-distance biplane built by the Bristol Aeroplane Company at Filton Aerodrome, England.
The Bristol Seely was entered into an Air Ministry competition for safe civil aeroplanes held in 1920. It was a single-engine biplane with accommodation for one passenger. After the competition, the single Seely was used as a testbed for the Bristol Jupiter engine development programme.
The de Havilland DH.54 Highclere was a single-engined 15-passenger biplane airliner designed to replace the DH.34. Its development ended when Imperial Airways decided to use only multi-engined types.
The Short Sporting Type Seaplane was a single-engined biplane seaplane which first flew in 1919, Shorts' first post-World War I aircraft. Originally designed to a Royal Air Force (RAF) specification issued during the war for two training seaplanes, three aircraft were produced as a commercial venture. Only the first was sold, the other two being cannibalised for parts and then scrapped in 1924.
The Short S.6 Sturgeon was a prototype single-engined biplane naval reconnaissance aircraft, built to an Air Ministry specification but mostly intended as a demonstrator of the corrosion resistance of duralumin aircraft structures. Two were made.
The Zeppelin-Lindau Rs.III was a large four-engined monoplane flying boat designed by Claudius Dornier and built during 1917 on the German side of Lake Constance at the Zeppelin-Lindau works.
The Zeppelin D.I, or Zeppelin-Lindau D.I or Zeppelin D.I (Do), as named in German documents, also sometimes referred to postwar as the Dornier D.I or Dornier-Zeppelin D.I, for the designer, was a single-seat all-metal stressed skin monocoque cantilever-wing biplane fighter, developed by Claude Dornier while working for Luftschiffbau Zeppelin at their Lindau facility. It was too late to see operational service with the German Air Force (Luftstreitkräfte) during World War I.
The Henderson H.S.F.1 was a British six-seat low-wing monoplane designed by J. Bewsher and built by the Henderson School of Flying. Only one aircraft was built and it was scrapped in 1930 following the death of the owner George Lockhart Piercy Henderson.
