Unidentified Photographer [Muhammad Ali announcing his exhibition matches against Eddie "Bossman" Jones and Charles James, Chicago] Date July 24, 1972 Dimensions Image (paper): 8 5/16 x 9 15/16 in. (21.1 x 25.2 cm) Print medium Photo-Gelatin silver Credit Line Gift of Nancy and Mitchell Steir, 2012 Accession No. 2012.96.9