Civil Aeronautics Board report into the mid-air collision of a Ohio Air National Guard F-84 and a privately owned Piper PA-22 on 7 November 1959.
Civil Aeronautics Board, US Department of Transportation
1960-08-26
US Department of Transportation, Special Collection <a rel="nofollow" class="external autonumber" href="http://specialcollection.dotlibrary.dot.gov/Contents">[1]</a>