Cardboard appreciation: 1989 Topps Tim er, Rock Raines
Frank Thomas or Mark McGwire? Ranking MLB's Top 20 First Basemen of the 1990s, News, Scores, Highlights, Stats, and Rumors
Pyrochlore Supergroup: Mineral information, data and localities.
1990 Topps Baseball Cards — The Ultimate Guide, by Moonlighting Writer
1993 Select Baseball (Cards 1-200) (Pick Your Cards)
108 John Kruk 1993 Stock Photos, High-Res Pictures, and Images - Getty Images
108 John Kruk 1993 Stock Photos, High-Res Pictures, and Images - Getty Images
Dick Allen Hall of Fame: Familiar Faces / Strange Places: John Kruk / White Sox
John Kruk All-Star Stats by Baseball Almanac