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Aviation History
1948
1948 - 1938.PDF
6oo High-Performanee Amphibian AVARIABLE-INCIDENCE .wing and a generallyhigh standard of aerodynamic design confer uponthe Vickers-Supermarine Seagull amphibian, thefirst prototype of which is now on test, the exceptionally wide speed range of 54-260 m.p.h. This performance is attainable with a Rolls-Royce Griffon R.G. 30 S.M. engine, the mainplane, leading-edge slats, slotted flaps and slotted ailerons at their optimum setting. h Sagull was designed to Specification S.14/44, as a successor to the Walrus and Sea Otter biplanes, to ^pe of its very advanced aerodynamic design, _ ^_ a certain family resemblance. The duties origin- to be installed in production aircraft; for the present the>^blly foreseen were reconnaissance and spotting, but the first power unit is a Griffon 29 of lower output. ^» prototype is equipped for air/Sea rescue duties. Provision Although only a few hours' test flying had been col»- is made for dual control and the Seagull might be usefully pleted, the Seagull, in the hands of Mr. Lithgow, g&/£ a employed as an advanced trainer. memorable demonstration at the S.B.A.C. Displaftj^this The variable-incidence wing is designed to fold and is year. Particularly impressive was the slow fly-gSgt with , essentially similar to that of the "Dumbo" torpedo
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