1903 World Series program nets record sale, tops Memory Lane's $6.7 million auction - Sports Collectors Digest
A brief history of baseball's major leagues: Part two - Bless You Boys
A Guide to MLB Team Relocation History
Pittsburgh Pirates, Notable Players, World Series, History, & Facts
World Series Matchups Since 1903 : r/baseball
Alec Bohm of Phillies Connects for 1,000th World Series Homer - The New York Times
World Series - Founding, Facts & Games
World Series, History, Winners, & Facts
The History of 7-RBI Games in the Postseason, by Mariners PR
1900s Baseball History - This Great Game
Baseball's First World Series Hero: 'Deacon Phillippe' - Appalachian History