Boston Red Sox - Wikipedia
David Green – Society for American Baseball Research
larry McWilliams 1987 topps Values - MAVIN
CardCorner: 1984 Topps Scott McGregor
CardCorner: 1980 Topps Larry Bowa
1981 Topps Baseball Checklist, Team Set Lists, Details, Box Info
MLB Teams - Pittsburgh Pirates - Players - Larry McWilliams - Page 1 - Under the Radar Sports
Larry McWilliams Trading Cards: Values, Tracking & Hot Deals
Gene Garber – Society for American Baseball Research