Final Report July 2005 assessing the implementation of the Columbia Accident Investigation Board return-to-flight recommendations / Return to Flight Task Group United States National Aeronautics and Space Administration. Return to Flight Task Group. creator Stafford, Thomas P. Covey, Richard. text technical report txu Houston, TX] Return to Flight Task Group 2005 monographic eng 216 p. ill. 28 cm. Shipping list no.: 2005-0230-P. "July 2005." Accessed via the Internet at: http://returntoflight.org/reports/final%5Freport.asp United States Columbia Accident Investigation Board. Space Shuttle Program U.S. Management United States National Aeronautics and Space Administration Management Space shuttles United States Safety measures Evaluation Astronautics United States Safety measures Evaluation Manned space flight United States Safety measures NAS 1.2:F 64/3 NAS 1.2:F 64/3 SSJ 050927 20160527194848.0 275455