Today's National Basketball Association commands millions of spectators worldwide, and its many franchises are worth hundreds of millions of dollars. But the league wasn't always so successful or glamorous: in the 1940s and 1950s, the NBA and its predecessor, the Basketball Association of America, were scrambling to attract fans. Teams frequently played in dingy gymnasiums, players traveled as best they could, and their paychecks could bounce higher than a basketball. How did the NBA evolve from an obscure organization facing financial losses to a successful fledgling sports enterprise by...