Martin Luther King, Jr. by Jack Lewis Hiller, gelatin silver print, 1960. National Portrait Gallery, Smithsonian Institution; gift of Jack Lewis Hiller © 1960 Jack L. Hiller
Martin Luther King, Jr. por Jack Lewis Hiller, Impresión en gelatina de plata, 1960. National Portrait Gallery, Smithsonian Institution; Donación de Jack Lewis Hiller© 1960 Jack L. Hiller