NBA Primary LogoNBA Alternate LogoNBA Wordmark LogoNBA Team History Who is the greatest center in the NBA of All-time? George Mikan David Robinson Bill Russell Bob McAdoo Walt Bellamy Wilt Chamberlain Kareem Abdul-Jabbar Patrick Ewing Moses Malone Elvin Hayes Dikembe Mutombo Bill Walton Dwight Howard Wes Unseld Robert Parish Willis Reed Dave Cowens Shaquille O’Neal Nate Thurmond Hakeem Olajuwon Poll …