Professional Sports Authenticator—commonly known as PSA, one of the largest and most well-known collectibles grading ...

Learning what supplies are the best for your trading cards is different for each collector and can become overwhelming for ...

The sports card hobby across North America ... also impacted eBay sales and other mail transactions, including card grading companies, across Canada and packages coming from there to the ...

Professional Sports Authenticator (PSA), a sports and trading card grading company, graded it a 10, which is "a virtually perfect card" For context, the most expensive NHL card ever sold is a 1979 ...

Turner, whose role as director will expire at the company's 2025 annual ... one of the most valuable sports card collections in the world. Collectors owns several grading services including ...