Gary Carter #8 Signed Official American League Baseball With JSA COA. We specialize in sports autographs and memorabilia.We have one of the largest selections of baseball autographs in the country. The item "Gary Carter #8 Signed Official American League Baseball With JSA COA" is in sale since Monday, January 15, 2018. This item is in the category "Sports Mem, Cards & Fan Shop\Autographs-Original\Baseball-MLB\Balls". The seller is "showpiecessports" and is located in Deal, New Jersey. This item can be shipped worldwide.