The most graded sports cards of all time: Ken Griffey Jr., Michael Jordan dominate
Consider that last season’s NBA Rookie of the Year Victor Wembanyama already has 2,505 card types and nearly 400,000 graded, ...
Yahoo! Sports10d
The sudden jumps in WNBA trading card prices capitalize on new interest, but at what cost?
My experience as a WNBA card collector for 28 years ... while also skyrocketing the price above the means of new entrants ...