George Brett #300 Prices, 1986 Topps
Bud Black Trading Cards: Values, Tracking & Hot Deals
MLB George Brett Signed Trading Cards, Collectible George Brett
George Brett #700 Prices, 1988 Topps
25 Most Valuable 1989 Upper Deck Baseball Cards - Old Sports Cards
15 Most Valuable 1982 Donruss Baseball Cards - Old Sports Cards
MLB George Brett Signed Trading Cards, Collectible George Brett
20 Most Valuable Topps Baseball Rookie Cards Of The 1970s
MLB George Brett Signed Trading Cards, Collectible George Brett
MLB George Brett Signed Trading Cards, Collectible George Brett
10 Most Valuable 1978 Topps Baseball Cards – Sports Card Investor
MLB George Brett Signed Trading Cards, Collectible George Brett
George Brett: Last of a Breed: Cameron, Steve: 9780878330799
The best Royals baseball cards - Royals Review
George Brett #397 Prices, 1993 Topps