The final report into the accident of American Airlines Flight 2815 on 14 March 1959. Report prepared by the Civil Aeronautics Board, a precursor to the NTSB, which was part of the US Department of Commerce.
Civil Aeronautics Board, US Department of Commerce
1959-10-09
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+678)">[1]</a>