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Serhii Koroliov dimploma work - SK-4 aircraft
1930
Serhii Koroliov dimploma work - SK-4 aircraft
Serhii Pavlovych Koroliov National Museum of Cosmonautics
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Restoration copyright:
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Ihor Sikorsky seated at the forward edge of his first airplane desing, S-1
%2F1000x662%2Flitak-sk-4-konstruktsii-korolova-sp-na-lotnomu-poli-1930-ukraineincolor.jpg&w=2048&q=100 "Serhii Koroliov dimploma work - SK-4 aircraft")
%2F1000x662%2Flchszfwsum-litak-sk-4-konstruktsiji-koroliova-serhiia.jpg&w=2048&q=100 "Serhii Koroliov dimploma work - SK-4 aircraft")
%2F991x767%2Fgor%20Sikorsky%20seated%20at%20the%20forward%20edge%20of%20his%20first%20airplane%20desing%2C%20S-1-ukraineincolor.jpg&w=2048&q=100 "Ihor Sikorsky seated at the forward edge of his first airplane desing, S-1")