Giants to retire Will Clark's number: Here's why, Fanfare
The Greatest MLB Players of All Time to Wear Each Number from 1 to 50, News, Scores, Highlights, Stats, and Rumors
Why some NFL players switched to single-digit jersey numbers - Sports Illustrated
10 of the strangest numbers retired in sports – New York Daily News
History of Giants' retired jersey numbers
Yomiuri Giants - Wikipedia
Smith: What Angels player will be next to have his number retired? – Orange County Register
Steelers LBs Alexander, Golden Change Jersey Numbers
History of Giants' retired jersey numbers
Every uniform number ever, ranked by value