Inventor Igor Sikorsky, the father of American helicopters, visits HMX-1 at Marine Corps Air Station Quantico, Virginia. In the background is an HO3S-1 helicopter, one of the first two “Whirlybirds” assigned to the U. S. Marine Corps.

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Size: 1763px × 1133px
Photo credit: © RP Photo / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: air, america, archive, armed, army, defence, force, forces, helicopter, hmx-1, military, navy, quantico, reportage, service, serviceman, servicemen, soldier, states, united, usa