The 1957 Kansas City Athletics - Royals Review
September 29, 1957: End of an era as Giants play final home game in New York – Society for American Baseball Research
1957 World Series - Wikipedia
57 Deluxe Williams Baseball — Arcades At Home - Chicago Area Pinball Repair
The Little Giants of Monterrey
From 1947-1957 New York had three Major League Baseball teams - Sports Collectors Digest
Don Larsen's perfect game - Wikipedia
The Little League World Series' Only Perfect Game, History
October 8, 1956: Don Larsen throws a perfect game in the World Series – Society for American Baseball Research
1957 Topps Brought Standardization to Baseball Cards and Lured in Plenty of Collectors - Sports Collectors Digest
September 23, 1957: Hank Aaron's walk-off home run gives Milwaukee Braves the flag – Society for American Baseball Research
1957 Vintage MLB Programs for sale
Jackie Robinson, Biography, Statistics, Number, Facts, & Legacy