S-13 and S-14
Role	Experimental Type of aircraft
National origin	Russian Empire
Manufacturer	Russian Baltic Railroad Car Works
Designer	Igor Sikorsky

The Sikorsky S-13 and S-14 were proposed aircraft designs that would have been built at the Russian Baltic Railroad Car Works while Igor Sikorsky was the chief engineer of the aircraft manufacturing division. Due to engine availability problems the machines were never completed.^[1]

References

^ "The Russian Years". www.sikorskyarchives.com. Retrieved 27 April 2017.

v t e Sikorsky aircraft
Fixed-wing aircraft (company designations)	S-1 S-2 S-3 S-4 S-5 S-6 S-7 S-8 S-9 S-10 S-11 S-12 S-13 S-14 S-15 S-16 S-17 S-18 S-19 S-20 S-21 S-22/23/24/25/26/27 S-28 S-29-A S-30 S-31 S-32 S-33 S-34 S-35 S-36 S-37 S-38 S-39 S-40 S-41 S-42 S-43 VS-44 S-45
Fixed-wing aircraft (military designations)	C-6 C-28 JRS JR2S PS P2S RS XBLR-3 XPBS XSS XV-2
Helicopters (company designations)	VS-300 (S-46) S-47 S-48 S-49 S-50 S-51 S-52 S-53 S-54 S-55 S-56 S-57 S-58 S-59 S-60 S-61 S-61L/N S-61R S-62 S-63 S-64 S-65 S-66 S-67 S-68 S-69 S-70 S-71 S-72 S-73 S-74 S-75 S-76 S-80 S-92 S-95 S-97 S-100 S-102 S-103 S-300 S-333 S-434
Helicopters (military designations)	SH-3 Sea King HH-3E/F R-4 H-5 H-6 H-18 H-19 Chickasaw H-34 Choctaw CH-37 Mojave XH-39 HH-52A Seaguard CH-53 Sea Stallion CH-53E Super Stallion CH-53K King Stallion MH-53 CH-54 Tarhe UH-60 Black Hawk HH-60G Pave Hawk HH-60J/MH-60T MH-60R/S Seahawk SH-60B/F Seahawk H-60J/K VH-60 RAH-66 Comanche VH-92 Patriot CH-124 Sea King CH-148 Cyclone HLH
Experimental aircraft	Cypher/Cypher II Firefly Raider Raider X SB-1 X2 XBLR-3 XV-2