de Havilland DH.60 Moth

de Havilland DH.60 Moth
Name	de Havilland DH.60 Moth
Type	Light biplane
Manufacturer	de Havilland Aircraft Company
First flight	1925
Introduced	1925
Primary user	Civil aviation

de Havilland DH.60 Moth The de Havilland DH.60 Moth is a British two-seat, single-engined biplane designed in the 1920s by Geoffrey de Havilland for the de Havilland Aircraft Company, becoming an influential civil and military trainer across Europe, Asia, Africa, Oceania, and the Americas. It catalysed popular aviation through flying clubs, private owners, air races and record attempts, and its design lineage influenced later types such as the de Havilland DH.82 Tiger Moth and de Havilland Leopard Moth.

Design and development

Geoffrey de Havilland led design work at the de Havilland Aircraft Company after service with Royal Aircraft Factory and during association with Airco, producing an aircraft that combined structural simplicity, wooden construction and a two-bay biplane layout inspired by earlier designs like the Airco DH.4 and Airco DH.9. The prototype DH.60 used an ADC Cirrus engine and featured a plywood-covered fuselage, spruce longerons and ash formers with fabric-covered wings, an arrangement recalling practice at Handley Page and Hawker Aircraft. Early flight trials at Stag Lane Aerodrome and demonstrations at the Royal Aero Club meetings led to orders from flying clubs such as the London Aero Club and private aviators including members of the Royal Aero Club and participants in events like the King's Cup air race. Production techniques at de Havilland reflected influences from Bristol Aeroplane Company and Vickers workshops; the Moth’s relatively low stall speed, forgiving handling and affordability made it attractive to organisations such as the Air Training Corps and aero clubs in Australia, New Zealand and Canada.

Variants

The DH.60 family evolved through multiple factory and aftermarket variants, adapting engines and equipment to operators and markets. Early DH.60 prototypes and production machines used the ADC Cirrus and later the Cirrus Hermes; the re-engined DH.60G Gipsy Moth employed the de Havilland Gipsy engine developed by de Havilland Engineering, paralleling developments at Armstrong Siddeley and Rolls-Royce for light aircraft powerplants. Floatplane conversions connected the type to companies like Short Brothers and operators in Singapore and Hong Kong, while cabinised derivatives influenced by the Avro 504 and Handley Page H.P.42 led toward models such as the de Havilland Leopard Moth. Militarised DH.60 variants supplied pilot training to organisations including the Royal Air Force, Royal Australian Air Force and Royal New Zealand Air Force, with modifications echoing standards set by Aeroplane and Armament Experimental Establishment trials.

Operational history

From its first commercial flights, the DH.60 entered service with flying clubs, private owners and small air charter firms, appearing in events like the Schlesinger Race, MacRobertson Air Race and numerous cross-country record attempts by aviators associated with Amy Johnson, Charles Kingsford Smith, and Bert Hinkler. The aircraft saw use in surveying by companies such as Imperial Airways and colonial administrations in India and East Africa, and as a trainer during interwar expansion of the Royal Air Force and Commonwealth air arms. The Moth served in roles ranging from joyriding at airshows organised by the Royal Aero Club to meteorological work tied to institutions like the Met Office and mapping missions for the Survey of India. Airworthiness and maintenance practices followed guidelines from CAA predecessors and workshops modelled on de Havilland Technical School training, while private owners formed associations resembling the Vintage Aircraft Club to preserve operational examples.

Notable operators

Operators included military and civil organisations across continents: the Royal Air Force, Royal Australian Air Force, Royal New Zealand Air Force, Royal Canadian Air Force, South African Air Force, Imperial Japanese Navy Air Service (civil use contacts), civil airlines such as Imperial Airways and regional charter firms in Australia and New Zealand, and flying clubs like the London Aero Club, Cape Town Aero Club, and Auckland Aero Club. Prominent individual operators encompassed aviators Amy Johnson, Charles Kingsford Smith, Noel Pemberton Billing-affiliated pilots, and record-seekers from Argentina, Brazil and United States private aviation circles.

Surviving aircraft and preservation

Numerous DH.60s survive in museum collections, restoration projects and airworthy examples maintained by preservation groups such as the Royal Air Force Museum, Science Museum (London), National Museum of Flight, Museum of Transport and Technology, Australian National Aviation Museum, Canada Aviation and Space Museum and regional museums in New Zealand and South Africa. Heritage flying displays at events run by organisations like the Imperial War Museums and Shuttleworth Collection feature airworthy Gipsy Moths, while private restorers collaborate with regulatory bodies descended from the CAA to certify vintage operations. Archive materials relating to the DH.60 are held in collections at the de Havilland Aircraft Museum, British Library, Imperial War Museum and university special collections in Cambridge and Oxford.

Specifications (DH.60G Gipsy Moth)

- Crew: 2 (student and instructor/common cockpit for sport flying) - Length: ~23 ft (7.0 m) - Wingspan: ~30 ft (9.1 m) - Height: ~8 ft (2.4 m) - Empty weight: ~930 lb (422 kg) - Gross weight: ~1,650 lb (748 kg) - Powerplant: 1 × de Havilland Gipsy inline engine, ~100 hp (75 kW) - Maximum speed: ~105 mph (169 km/h) - Cruise speed: ~85 mph (137 km/h) - Range: ~300 mi (480 km) - Service ceiling: ~14,000 ft (4,270 m) - Rate of climb: ~700 ft/min (3.6 m/s)

Category:de Havilland aircraft Category:Biplanes Category:1920s British aircraft