The world’s first twin-engine helicopter, the XHJD-1, also was the largest. Though it never entered production, it provided data for the development of subsequent rotary-wing aircraft.
An R3C-2 before the 1925 Schneider contest, believed to be piloted by Lieutenant (later Vice Admiral) Ralph Ofstie. The Navy’s two racers entered in that year’s contest failed to complete the course. Note the insignias on upper wing surfaces and tail.
The XF10F-1 Jaguar taking off. The variable-sweep-wing aircraft was an unsuccessful but important experimental design.
An F-5L from Utility Squadron 1. Note the open cockpits. The tail has red, white, and blue stripes; on the upper wing surfaces are white stars with red center circles on blue circles
A Sikorsky HO3S-1 helicopter rests on the carrier USS Philippine Sea (CV-47) during the Korean War. These helicopters were flown in large numbers during the conflict for VIP and mail delivery, search and rescue, gunfire spotting—and mine-spotting.
The Navy’s first airship—the DN-1