Category:Sikorsky S-21

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English: Sikorsky S-21
Sikorsky Russky Vityaz 
Sikorsky Russky Vityaz (Le Grand).jpg
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Subclass of biplane
Operator
Manufacturer
Developer
First flight
  • 26 May 1913
Service entry
  • 1913
Total produced
  • 1
Authority control
Blue pencil.svg
Sikorsky Russky Vityaz (it); Sikorsky Rouski Vitias (fr); Русский витязь (ru); Russki Witjas (de); Russkij vitjaz (lv); Руски витяз (bg); Sikorsky Russky Vityaz (fy); რუსკი ვიტიაზი (ka); Βίτιαζ Ρούσκι (el); Sikorsky Russky Vityaz (id); RBWZ S-21 Russkij Witiaź (pl); Російський Витязь (uk); Sikorsky Russki Vityaz (tr); Sikorsky Russky Vityaz (tg); Sikorsky Russky Vityaz (nb); Sikorsky Russky Vityaz (es); Sikorsky Ruski vitez (sl); Sikorsky Russky Vityaz (en); سيكورسكي روسكي فيتياز (ar); RBVZ Russkij viťaz (cs); 西科爾斯基俄羅斯勇士型客機 (zh) premier avion quadrimoteur au monde (fr) Sikorsky S 21, Sikorsky S-21, Russky Vityaz (es); Le Grande, Sikorsky Russki Witjas, Sikorsky Le Grand (de); Russky Vityaz (fr); Русский витязь, Russky Vityaz (lv); Руський Витязь (uk); Ρούσκι Βίτιαζ, Σικόρσκι Ρούσκι Βίτιαζ (el)

Pages in category "Sikorsky S-21"

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Media in category "Sikorsky S-21"

The following 28 files are in this category, out of 28 total.