* SSSTMC / * “Heritage Auctions sold Griffey 1989 Upper Deck PSA 10 Gem Mint at a three month high of $3000. eBay was more muted today w 3 sales at avg ~ $2300. We like trajectory into The National.”          https://t.co/50vGao4LB9 https://t.co/Ffbhv6EU1M