Houston Rockets jersey history No. 12 - Rick Adelman (1968-70) During his time suiting up for the Rockets, Adelman wore only jersey No. 12 and put up 6.7 points, 2.7 rebounds, and 3.1 assists per game. Content Original Link: https://sports.yahoo.com/articles/houston-rockets-jersey-history-no-020025268.html