Important 1940 photograph of aviation innovator Igor Sikorsky as he demonstrated the first ever controlled flight in a helicopter. Taken at his factory in Connecticut, this is only the second vintage photograph from this event we have ever handled and it presents beautifully.
Size: 4.25x7
Designation: Vintage 1
Condition: 4.5/5
Quality: 5/5
Overall Grade: 9.5/10