AdvertisementOpinionOPINION: When Baseball Cards Sell For Millions, They Lose Their Real ValueFebruary 20, 2021Scott SimonfacebookEmailThe "Holy Grail" of baseball cards, a 1952 Topps Mickey Mantle, is put on display as part of a baseball memorabilia exhibit at the History Colorado Center on July 16, 2018, in Denver. (AP)
