 A new aerodrome was built at Radlett, where most aircraft were then constructed.At Cricklewood construction of aircraft continued until 1964, when the premises were sold to become the Cricklewood trading estate.On 14 December 1920 a Handley Page O/400 used by the airline crashed on take-off from Cricklewood Aerodrome, hitting a tree and killing both of the crew and two of the six passengers.