
The concept of sports card grading has been around for decades. Early collectors like Jefferson Burdick, Buck Barker and Lionel Carter gave grades to their baseball cards, even if they were a little different than some of the terms we use today. “Professional” grading has only been around since the 1990s, however. It wasn’t until Professional Sports Authenticator (PSA) was born that cards were viewed by independent third party graders, assigned a numerical and corresponding word (gem mint, mint, near mint-mint, near mint, … [Read more...]




