 the aircraft disposals company (adc) or airdisco, was a british firm established in march 1920 to take advantage of the large number of world war i-surplus military aircraft on the market. gunston 2005, p.7. ==history== one of the founders was frederick handley page, the british aviation pioneer. adc bought the entire available stock of surplus aircraft engines and spares, including 10,000 airframes and 30,000 engines, for the sum of Â£1,000,000 plus a share of any profits. barnes 1976, pp.26-27. many ex-military aircraft were converted to various civil roles before being sold on while others were sold to military buyers. by 1925, it had sold 2,000 airframes and 3,000 engines, generating profits of over Â£2,500,000, of which half was returned to the british treasury. barnes 1976, p.27. the company had several sites across britain including  of regent's park in london known as marylebone green. three of the national aircraft factories became part of the aircraft disposal company including aintree in liverpool, waddon in croydon, and at stockport near manchester. ==registered office== * the company became known as airdisco from its telegraph address. the company had offices at regent house, 89 kingsway london wc2. the company name was changed to the imperial & foreign corporation ltd and was finally wound up in 1930. ==aircraft== *airdisco phi-phi ==aircraft engines== the company produced a small range of aircraft engines under the direction of frank halford, the 'cirrus' line continued to be manufactured by cirrus aero engines ltd and their successors.lumsden 2003, p.54. *adc airdisco *adc cirrus *adc nimbus *adc airsix ==see also==  ==references== ===notes===  ===bibliography===  *barnes, c.h. handley page aircraft since 1907. london: putnam, 1976. isbn 978-0-370-00030-5. *gunston, bill. world encyclopedia of aircraft manufacturers. stroud, uk:sutton publishing, 2nd edition, 2005. isbn 0-7509-3981-8. * lumsden, alec. british piston engines and their aircraft. marlborough, wiltshire: airlife publishing, 2003. isbn 1-85310-294-6.    
Companies_established_in_1920 Defunct_aircraft_engine_manufacturers_of_the_United_Kingdom Defunct_aircraft_manufacturers_of_the_United_Kingdom