1995–2010 – SABR's Baseball Cards Research Committee
Y2K Baltimore Orioles Cal Ripken Jr. #8 Baseball t-shirt Large
As a key player for the Baltimore Orioles, this Cal Ripken Jr. autographed 1982 Fleer #176 Beckett Fanatics Witnessed Authenticated Rookie Card is a
Autographed Baltimore Orioles Cal Ripken Jr. 1982 Fleer #176 Beckett Fanatics Witnessed Authenticated Rookie Card with MLB Debut 8-10-81 Inscription
Cal Ripken Jr. Autographed Photos, Signed Cal Ripken Jr
Cal Ripken Jr. - Fan Shop
Lou Piniella – Society for American Baseball Research
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Cal Ripken Jr. MLB Original Autographed Photos for sale
Hunt Auctions, LLC
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Cal Ripken Jr. MLB Original Autographed Photos for sale
PDF) Baseball and Cultural Heritage
Cardboard appreciation: 1981 Topps 1980 NL Championships