428-GX-K-121715:  Naval Air Station, North Island, San Diego, California.  A man assigned to Helicopter Antisubmarine (Light) Squadron 31, (HSL-31) checks the tail rotor of a squadron SH-2F “Seasprite” Helicopter.   Photographed by PHC(AC) Arthur E. Legare, December 12, 1978.  U.S. Navy Photograph, now in the collections of the National Archives.  (2017/01/31).
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