John Cochrane signed 1970 Mach 2 First Flight cover

John Cochrane signed 1970 Mach 2 first flight, Wessex cover.

John Cochrane was a Concorde test pilot who stayed with the project through to its first commercial flights in 1976. On 9^th April 1969 he flew as co-pilot on the maiden flight of Concorde 002 with Brian Trubshaw as chief pilot.