Civil Aeronautics Board report into the incident aboard a Pan American Airways flight to Bermuda on 23 October 1940
Civil Aeronautics Board, US Department of Commerce
1940
US Department of Transportation Special Collections <a rel="nofollow" class="external autonumber" href="http://specialcollection.dotlibrary.dot.gov/Document?db=DOT-AIRPLANEACCIDENTS&amp;query=(select+86)">[1]</a>