Aircraft - Aviation - Balloons - Helicopters

Feb. 26 Europe's Most Up-To-Date Wind Tunnels. Mach 4 Construction At Warton - Lancashire.: What are termed to be the most modern Wind Tunnels - are being inaugurated at Warton Aerodrome Lancashire, by the Minister of Aviation - Mr. Peter Thorneycroft M.P. The tunnels cost ?750, 000 and have been built by the English Electric Aviation and are capable of flying models of aircraft and missiles at up to six times the speed of sound - about 4, 500 m.p.h..The tunnels are the latest equipment addition to facilities at Warton - which in the past four years have cost more than ?4, 000, 000 - making the aerodrome one of the finest aircraft development centres in the world. There are two tunnels - one 4 ft. for speeds from Mach 0.4 to Mach 4 - and the 18 in tunnel for speeds from Mach 1.5 to Mach 6.0 - and are said to meet the requirements of the next generations of aircraft and winged missiles - and also cover re-en conditions for certain ballistic missiles. The main power plant consists of two 820 hp. electric motors. Photo shows a view showing the 18ft. long Diffuser - illustrating the force of the airstream blowing trees directly in its path - during a test period of the new Mach4 Wind Tunnel at Warton, Lancashire

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18ft Addition Aerodrome Ballistic Blowing Capable Centres Certain Consists Cost Directly Facilities Finest Generations Illustrating Inaugurated M.p.h Mach Missiles Motors Requirements Speeds Termed Thorneycroft Tunnels Up-to-date Warton Winged

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