Concorde fleet have been grounded, drained of hydraulic fluid and their airworthiness certificates withdrawn.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,
Anti-Concorde Project to stop Concorde from flying." Anti-Concorde Project The Anti-Concorde Project, founded by environmental activist Richard Wiggs, challenged the idea of supersonic passenger transport, and curtailed Concorde's commercial prospects. When Concorde entered service in 1976, of the 74 options (non-binding orders, from 16 airlines) held at the time of the first flight, only those for the state airlines of Britain (BOAC) and France (Air France) were taken up, so that only 20 were built, although flights were also flown for Braniff International and Singapore Airlines. It triggered research into the factors affecting the creation of sonic booms, which led to the