Concorde fleet have been grounded, drained of hydraulic fluid and their airworthiness certificates withdrawn. Jock Lowe, ex-chief Concorde pilot and manager of the fleet estimated in 2004 that it would cost £10–15 million to make G-BOAF airworthy again. BA maintain ownership and have stated that they will not fly again due to a lack of support from Airbus. On 1 December 2003, Bonhams held an auction of British Airways Concorde artefacts, including a nose cone, at Kensington Olympia in London. Proceeds of around £750,000 were raised, with the majority going to charity. G-BOAD is currently on display at the Intrepid Sea,
Concorde aircraft histories certain areas to obtain certification. In all there were six "development" aircraft. The two prototypes (001/002), the two pre-production (101/102) and two production aircraft (201/202) British Airways had seven production aircraft in commercial service: As part of tenth-anniversary celebrations on 24 December 1985, British Airways photographed G-BOAA, G-BOAC, G-BOAF and G-BOAG formation flying for their publicity material. Air France also had seven production aircraft in commercial service: Concorde aircraft histories Twenty Concorde aircraft were built, six for development and 14 for commercial service. These were All but two of these aircraft are preserved. The two prototype aircraft were used to