80-G-463494:  German submarine nest, unidentified location and no date.   Photograph received 1951.  (7/14/2015).
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/127906254@N06">National Museum of the U.S. Navy</a>
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/127906254@N06/19715965705/">80-G-463494</a>