80-G-701381:  “Hedgehog” bomb projectors used in anti-submarine warfare.  Photograph released October 25, 1945.  (7/8/2015).
<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@N06/18928936833/">80-G-701381</a>