428-GX-K-40756: U.S. Naval Amphibious Base, Coronado, California “Tadpole” on his helmet designates a trainee for U.S. Navy Underwater Demolition Team.  Photographed by JO1 James Johnston, October 1967.  U.S. Navy photograph, now in the collections of the National Archives.  (2016/02/23).  Original is from reference card only.
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