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| Set | Card | | Card Description | |
| 1975 Topps | 228 | | Brett, George (Kansas City Royals) RC |
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| 1976 Topps | 19 | | Brett, George (Kansas City Royals) ! |
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| 1977 Topps | 1 | | Batting Leaders Brett, George (Kansas City Athletics) Madlock, Bill (Chicago Cubs ) |
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| 1977 Topps | 231 | | Brett, George (Kansas City Royals) RB |
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| 1977 Topps | 580 | | Brett, George (Kansas City Royals) |
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| 1977 Topps | 631 | | Brett Brothers Brett, George (Kansas City Athletics) Brett, Ken (Chicago White Sox) |
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| 1978 Topps | 100 | | Brett, George (Kansas City Royals) |
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| 1979 Topps | 330 | | Brett, George (Kansas City Royals) |
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| 1980 Topps | 450 | | Brett, George (Kansas City Royals) |
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| 1981 Topps | 1 | | Batting Leaders Brett, George (Kansas City Royals) LL Buckner, Bill (Chicago Cubs ) LL |
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| 1981 Fleer | 28 | | Brett, George (Kansas City Royals) |
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| 1981 Donruss | 100 | | Brett, George (Kansas City Royals) |
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| 1981 Topps | 401 | | Brett, George (Kansas City Royals) |
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| 1981 Donruss | 491 | | Brett, George (Kansas City Royals) |
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| 1981 Donruss | 537 | | Best Hitters Brett, George (Kansas City Royals) Carew, Rod (California Angels) |
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| 1981 Fleer | 655 | | Brett, George (Kansas City Royals) |
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| 1981 Fleer | 655 | B | Brett, George (Kansas City Royals) |
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| 1981 Topps | 700 | | Brett, George (Kansas City Royals) |
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| 1982 Donruss | 15 | | Brett, George (Kansas City Royals) DK |
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| 1982 Donruss | 34 | | Brett, George (Kansas City Royals) |
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