Joseph Summers turboprop airliner (the Vickers Viscount) on 16 July 1948 and the initial flight of Britain's first four-jet bomber (Vickers Valiant) on 18 May 1951. By the time he retired, he had achieved 366 general types, second only to the Guinness world record holder Eric "Winkle" Brown who has 487. Summers still holds the world record of 54 "Prototype First Flights". On 15 December 2016, in a Boroondara Council meeting, Joseph Summers had the street formally known as Oliver Street renamed, to honour his work in the military. Summers married Dulcie Jeanette Belcher in 1922 in Sculcoates, Yorkshire. Summers died on
Vickers VC10 build a prototype which they designated the "Type 1000" (Vickers V-1000), followed in June 1954 by a production order for six aircraft for the RAF. The planned civil airliner was known as the "VC7" (the seventh Vickers civil design). Development was prolonged by the need to meet the RAF's requirements for short take-off and a self-loading capability. Work started on the prototype but by 1955 the aircraft's increased weight required a more powerful engine, causing BOAC to question the engine development cycle. In 1955, the government cancelled the RAF order in a round of defence cuts. Vickers and the Ministry