80-G-27316:  Fleet Air Base, Iceland, February 1, 1942.  Theodelite stand.  (10/6/2015).
<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@N06/21831213590/">80-G-27316</a>