As quoted in "Clemente Keeps Them On Their Toes" by Larry Klein, in Sport (October 1960), p. 96
Comment: While they may have been the first, Pittsburghers were clearly not the last to perceive this likeness. On August 18, 1973 (the day Clemente would've turned 39), Belafonte was pegged by Screen Gems (producers of Brian's Song) to star in what would prove to be but the first of several planned but never realized Clemente biopics. https://news.google.com/newspapers?id=zCAsAAAAIBAJ&sjid=850FAAAAIBAJ&pg=3049%2C4375173&dq=screen-gems-made-for-tv-film-roberto-clemente-harry-belafonte
Other, <big><big>1960s</big></big>, <big>1960</big>