Kansas City Royals – CollectibleXchange
Kansas City Royals George Brett Sports Illustrated Cover by Sports Illustrated
1976 Topps George Brett #19 HOF - Organic Olivia
George Brett Gallery Trading Card Database
George Brett Autographed Memorabilia Signed Photo, Jersey, Collectibles & Merchandise
Old magazines - Royals Review
Larry Biittner Autographed 1976 Topps Card #238 Montreal Expos PSA/DNA #83795841 - Mill Creek Sports
1976 Topps #19 George Brett Kansas City Royals
George Brett Baseball Cards by Baseball Almanac
George Brett Autographed 1976 Topps Baseball Card Centered Kansas City Royals
George Brett Baseball Cards
15 Most Valuable 1976 Topps Baseball Cards - Old Sports Cards
George Brett Cards & Items Baseball Cards Set checklist, prices, values & information
George Brett - On - Multiple Results on One Page
Dan Quisenberry – Society for American Baseball Research