Old Cardboard
- Vintage baseball cards.
- http://www.oldcardboard.com

1952 Topps Baseball Cards
- History of the 1952 topps Baseball Card set. Complete checklist and images of all players comprising the entire set. Also, 1952 Topps style cards of Ted Williams, Stan Musial and Joe DiMaggio.
- http://1952toppsbaseballcards.com

Sports Art by Dick Perez
- A showcase of his works for the Hall of Fame, Perez-Steele and Philadelphia Phillies.
- http://www.dickperez.com

Vintage Cardboard
- Specializing in buying and selling pre WWII Baseball cards and collectibles. PCL items, Tobacco cards, and scorecards. Reference areas, newsletter, and auctions.
- http://www.vintagecardboard.com/

Matt Williams Rare and Unusual Sports Cards
- A collection of rare and unique cards of Matt Williams
- http://users.rcn.com/mattyno9/

David Justice Rare and Unusual Sports Cards
- A collection of rare and unique cards of David Justice
- http://home.cogeco.ca/~smt3/index.html

Caramel-Cards.com
- Early candy and gum baseball cards.
- http://www.caramel-cards.com

Baseball Cards from the 60s
- A collection of cards from the 1960's.
- http://sneakypete.8k.com/index.html