80-G-700149: Drawing shows route followed by 200 CB’s which set out from Tacoma, Washington, for Northern Alaska to unearth oil reserves.  Lookouts for two exploration ships were PBY’s which made a constant search for ice floes en-route to Point Barrow and Cape Simpson.  Photograph released August 11, 1945.  U.S. Navy Photograph, now in the collections of the National Archives.  (2016/02/23).
<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@N06/24597832913/">80-G-700149</a>