The Sikorsky S-1 was the first fixed wing aircraft design by Igor Ivanovich Sikorsky, a Russian-American aviation pioneer in both helicopters and fixed-wing aircraft, his first success came with the S-2 in 1924.
The Sikorsky S-1 was the first fixed wing aircraft design by Igor Sikorsky. 
 Further attempts were less successful and Sikorsky disassembled it saving the main wing section to construct the S-2. 
Igor Ivanovich Sikorsky (Russian:    ; ] , "gor' Ivnovi Sikrskij"; , "Ihor Ivanovych Sikorskyi"; May 25, 1889 October 26, 1972), was a Russian-American aviation pioneer in both helicopters and fixed-wing aircraft. 
 First success came with the S-2, the second aircraft of his design and construction. 
