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1979 Topps #610 Mike Schmidt - PSA MINT 9 on Goldin Auctions
PSA Magazine: 2023 January #013 by PSA Magazine - Issuu
Wayne Gretzky 1979 O-Pee-Chee Rookie Card, PSA 9 - Collectable
1985 Leaf #205 Mike Schmidt - PSA MINT 9 on Goldin Auctions
Pete Rose Cards & Items Baseball Cards Set checklist, prices, values & information
SCP Auctions Summer Premier Auction Ends August 26, 2023 – Auction Report
Why Sports Card Values from the Late-80s and Early-90s Are Low
PSA MAGAZINE: 2022 November #011 by PSA Magazine - Issuu
PSA Magazine: 2023 February #014 by PSA Magazine - Issuu