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Sikorsky S-1 1910 |
Early in May 1910, Sikorsky wheeled the B.I.S.I out of its hangar on a windy day, turned it into the ... read more ... |
The B.I.S.I (or S-1) was rebuilt as the S-2, with a new centre section, revised tail surfaces and, most importantly, ... read more ... |
Sikorsky S-2 1910 |
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Sikorsky S-3 1910 |
Completed in late November 1910, the S-3 was similar to the S-2 but with a 40hp Anzani engine, improved ailerons ... read more ... |
The S-4 was shown in an aeronautical exhibition at Kharkov in the spring of 1911 and then dismantled. Research suggests ... read more ... |
Sikorsky S-4 1911 |
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Sikorsky S-5 1911 |
With the S-5, Igor Sikorsky's fortunes began to change. Completed in late April 1911, with a 50hp Argus water-cooled engine, ... read more ... |
Availability of the 100hp Argus engine enabled Sikorsky to design the S-6 to seat three persons in tandem in an ... read more ... |
Sikorsky S-6 1911 |
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Sikorsky S-5A 1912 |
In mid-summer 1912, the Russian Imperial Navy ordered the first of a series of seaplanes from the RBVZ. To reduce ... read more ... |
Igor Sikorsky's first monoplane, the S-7, combined wings, tail surfaces and landing gear from the S-6A with a new plywood-covered ... read more ... |
Sikorsky S-7 1912 |
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Sikorsky S-8 Malyutka 1912 |
The S-8 Malyutka (baby) was a side-by-side two-seat trainer with 50hp Gnome engine. The lower wings were left uncovered between ... read more ... |
The S-9 had the first plywood monocoque fuselage built in Russia. Known as the Kroogly (round), it proved disappointing when ... read more ... |
Sikorsky S-9 1912 |
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Sikorsky S-10 1913 |
Under the designation S-10, about sixteen production versions of the S-6B were built by the RBVZ. The majority were delivered ... read more ... |
Developed from the larger and heavier S-9, the S-11 Polukroogly (half-round) had a conventional wooden fuselage and 100hp Gnome Monosoupape ... read more ... |
Sikorsky S-11 1913 |
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Sikorsky S-12 1913 |
The S-12 was built at the suggestion of George Yankovsky as a lighter, single-seat version of the S-11 with an ... read more ... |
During the First World War most Russian squadrons flew French-designed aircraft, many of them built under licence. Sikorsky's single-seat S-13 ... read more ... |
Sikorsky S-16 1915 |
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Sikorsky S-18 1915 |
Intended as a twin-engined fighter capable of inflicting heavy blows on enemy aircraft penetrating Russian airspace, the S-18 had a ... read more ... |
Not much is known about the S-19, which had two 150hp Sunbeam engines in tandem and a cockpit in the ... read more ... |
Sikorsky S-19 1916 |
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Sikorsky S-20 1916 |
The last of the RBVZ's First World War fighters, the S-20, embodied lessons learned from licence manufacture of the French ... read more ... |
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