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Aviation History
1930
UNTITLED0 - 0069.PDF
FLIGHT, JANUARY 3, 1930 solution. Is :to 'make -area] boat j^v " In fact, much criticism was Erected against the seaplane, but time has shown that both types ]iave their own sphere of useful- ness, and neither has- •succeeded in" ousting the other from its position. So far; the flying-boat lias failed to survive in the sphere of operations carried out by sea- planes, but the seaplane may yet intrude into the sphere of opera- tions at present carried out by flving-boats, because it has by no nieans reached a practical limit in dimensions and all-up weight. If what is known as the twin-hulled flying-boat is developed in the An^Early. ToEPido. 'Planej The famousShort "225 " being search of bigger arid more sea?"" ~.~ '., launched at Rochester in 1916. (FLIGHT Photo.) worthy machines, as many be- • » ' : lieve it will be, it would really • , ' '•• come under the category of the seaplane, since it will main- tain lateral stability on "the water by means of two separate floating structures. Photograph's accompanying this article show a pair of floats under construction for the first " Short " seaplane, and for comparison a float now under construction at Roches- The increase in the performance of seaplanes and flying- ter for a large monoplane seaplane. The former consisted ats during the period under review has been accompanied of a wooden box girder braced with piano wire and covered The latest Short Seaplane : The " Gurnard " is fitted with • i •• i •• . •. v a Rolls-Royce engine, and provides an interesting comparison 1 with the first Short Seaplane. -^*fe by a revolution in methods of construction and the materials on the sides and top with light-weight rubber fabric with used for construction. The flimsy structures of wood, wire, three-ply wood on the under planing surface. The latter string and glue have given way to solid metal construction built entirely of duralumin and stainless steel forms a striking throughout, in a manner that now satisfies the most exacting contrast in beauty of line and robustness of construction, engineer. • • The development of the British flying-boats has made Twin-float principle applied to a large machine. This photograph shows one of the floats for the Short monoplane which is now nearing completion, and which will be fitted with three " Jupiter " engines. 69
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