Convair XC-99 attached to the MATS 1700th Air Transport Group, Kelly AFB, Texas, 1954. Note San Antonio Air Materiel Area (SAAMA) tail marking, indicating the aircraft was assigned to the Air Materiel Command.
United States Air Force
1954
Menard, David W. (1993) USAF Plus Fifteen: A Photo History, 1947-1962. Schiffer Publishing, Ltd. <a href="//commons.wikimedia.org/wiki/Special:BookSources/0887404839" title="Special:BookSources/0887404839">ISBN 0887404839</a> Image source listed as United States Air Force