Aircraft types first flown between 1919 and 1938 - Either used or tested by the Royal Air Force
Inter-War and World War II Aircraft
Armstrong Whitworth Siskin - 1919 (Single-engined piston biplane fighter)
Nieuport Nighthawk - 1919 (trial only)
Vickers Viking - 1919 (Single-engined amphibious aircraft)
Avro Andover UK – 1920
Avro Aldershot UK - 1921 (Inter-War Medium/Heavy Bombers)
Avro Bison UK - 1921- (Reconnaissance)
Blackburn Dart - 1921- Single-engined piston torpedo-bomber biplane
Gloster Nightjar - 1921 (Carrier-based fighter)
Vickers Valentia - 1921 (Twin-engined piston biplane flying boat)
Vickers Vernon - 1921 (Twin-engined biplane transport)
Westland Walrus - 1921 (Single-engined fleet-reconnaissance aircraft)
Blackburn R.1 Blackburn UK - 1922 (Reconnaissance)
Vickers Victoria - 1922 (Twin-engined biplane transport)
Vickers Virginia - 1922 (Twin-engined biplane heavy bomber)
De Havilland Hummingbird - 1923 (Single-engined ultralight monoplane trainer)
Fairey Fawn - 1923 (Single engined light bomber)
Gloster Grebe -1923 (Single-engined piston biplane fighter)
Handley Page Hyderabad - 1923 (twin engined biplane heavy bomber)
Hawker Woodcock 1923 (Single-engined night fighter)
Caudron G.3 UK - 1924 - (trainer)
Caudron G.4 UK/France
Handley Page Hendon - 1924 (Torpedo bomber)
Armstrong Whitworth Ajax UK – 1925
Armstrong Whitworth Atlas UK – 1925
De Havilland Cirrus Moth UK - 1925 - (Trainer)
De Havilland Genet Moth - 1925 (Training/testing)
De Havilland Gipsy Moth - 1925 (Single-engined piston biplane communications)
Fairey Fox - 1925 (Single-engined piston biplane fighter-bomber)
Gloster Gamecock - 1925 (Single-engined piston biplane fighter)
Hawker Horsley - 1925 (Single-engined piston biplane medium bomber)
Major(DH 60) - Trainer – 1925
Supermarine Southampton - 1925 (Twin-engined piston biplane flying boat)
Ford Trimotor - 1926 (Three-engined piston transport)
De Havilland Hound - 1926 (Single-engined piston day bomber)
Blackburn Iris - 1926 (Three-engined piston biplane flying boat)
Boulton Paul Sidestrand - 1926 (Twin-engined piston biplane medium bomber)
Bristol Bulldog UK - 1927 (Fighter)
Handley Page Clive UK - 1927 - (Night bomber)
Handley Page Hinaidi - 1927 (Twin-engined piston biplane heavy bomber)
Supermarine S.5 - 1927 (Single-engined racing seaplane)
Westland Wapiti - 1927 (Single-engined general purpose biplane)
Beardmore Inflexible - 1928 (Three-engined experimental transport)
Fairey Long-Range Monoplane - 1928 (Single-engined long-range aircraft)
Hawker Tomtit - 1928 (Single-engined piston biplane trainer)
Hawker Audax UK – 1928
Hawker Demon - 1928 - Single-engined piston biplane fighter
Hawker Hart - 1928 (Single-engined piston biplane light bomber)
Vickers Vildebeest - 1928 (Single-engined light and torpedo bomber)
Vickers Vincent - 1928 (Single-engined light and torpedo bomber)
Cierva C.19 UK - 1929 (autogyro)
De Havilland Puss Moth - 1929 (Single-engined piston communications)
Supermarine S.6 - 1929 (Single-engined racing seaplane)