80-G-428443:  USS Shenandoah (ZR-1).  In flight, circa 1924.  Official U.S. Navy Photograph, now in the collections of the National Archives. (2015/12/30).
<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@N06/23445984883/">80-G-428443</a>