April 1971 Premier Issue of Black Sports: Jabbar, Robertson Cover. Lot 269. April 1971 Premier Issue of Black Sports: Jabbar, Robertson Cover. This pioneering monthly magazine has an except from Johnny Sample’s book, Confessions of a Dirty Ball Player, and articles on Chamberlain, Josh Gibson and Buddy Young. Ex-m. Minimum Bid $20. Back to List Minimum Bid $20 Back to List