The Letov Š-1 was a Czechoslovak single-engined, two-seat biplane surveillance aircraft. It was the first military aircraft built in Czechoslovakia. It was designed by Alois Šmolík at Letov Kbely. The Š-1 first flew in 1920.
Variants SH-1 Hiero L engines. Later redesignated Š-1. 28 built. SM-1 Maybach Mb.IVa engines. Later redesignated Š-2. 64 built. Sm A 1 Commercial variant. Canopy over rear cockpit for two passengers.
Specifications (Š-1)
References
Further reading