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Categories
- Game Used Memorabilia
- Single Signed Baseballs
- Multi Signed Baseballs
- Team Signed Baseballs
- Signed Cards
- Signed Jerseys
- Signed Bats
- Signed Photos
- New York Yankees
- St. Louis Cardinals
- Other
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General Interest
SIGN UP 1989 Ken Griffey Jr. Rookie Signed Seattle Mariners Game Model Jersey JSA COA Click Thumbnails to EnlargeProduct Details
Rare 1989 Ken Griffey Jr. Rookie Signed Seattle Mariners Authentic Rawlings Game Model Jersey With JSA COA
#9372673
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About Us
Welcome to Showpiecessports! We specialize in sports autographs and memorabilia. We have one of the largest selections of baseball autographs in the country. If you have anything for sale please send us a message through
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