428-GX- USN 1142403:  Point Mugu, California.  A diver prepares to test experimental equipment for use as a navigational aid.   Photographed by PH2 Walton, May 8, 1969.      U.S. Navy Photograph, now in the collections of the National Archives.  (2016/05/10).
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/127906254@N06">National Museum of the U.S. Navy</a>
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