330-PS-1328 (USN 427447):   Seabees are often forced to do things in a hurry.  Pick and shovels are replaced in trench digging by this machine.   H.M. Carlile, (left), and D.E. Dutter, learn how the machine operates.   Photograph released April 23, 1951.  (6/16/2015).
<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@N06/18884651012/">330-PS-1328 (USN 427447)</a>