Product Description
Pioneering aviation engineer (1889-1972) who developed the first four-engine airplane and the first modern helicopter to be put into widespread use.
8×10 photo of Sikorsky posing next to a helicopter, signed and inscribed in the lower border in blue ballpoint: “To the Junior Philatetic Americans with Best wishes of I. Sikorsky Oct. 31, 1962″
Uncommon autographed image.
