The 6th Bomb Group

Helicopters over Tinian

The Sikorsky R4 "Hoverfly"

Photo courtesy of National Air and Space Museum

The Sikorsky R4 "Hoverfly" was used on Saipan and Tinian to ferry parts and personnel. Some accounts indicate that the helicopter was also positioned over the water at the departure end of the runway to rescue any crews who ended up in the water.