330-PSA-120-61 (80-KN 1814):  The U.S. Navy’s new, long range anti-submarine weapon system, “Dash” (Drone Anti-Submarine Helicopter), hovers in free flight over the flight deck of USS Hazelwood (DD 531). Suspended under the drone’s body is a homing torpedo, mainstay of the DASH system.  The drone, produced by Gyrodyne Company of America, Inc., is designated as model DSN-1.  It made the world’s first free flight of a completely unmanned drone helicopter at the Naval Air Test Center, Patuxent River, Maryland, on August 12, 1960.   Photograph released June 1, 1961.  (9/22/2015).
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