Keywords: QH-50 DD-692 1967.jpg A QH-50 DASH anti-submarine drone on board the destroyer USS Allen M Sumner DD-692 during a deployment to Vietnam The photo was taken between April and June 1967 U S Navy sailor or employee http //www dd-692 com/images/memorabilia/bollin/eb074 jpg 1967 Eric Bollin USN PD-USGov-Military-Navy Gyrodyne QH-50 DASH |