George Spencer – Society for American Baseball Research
August 1921: New York Giants sweep the Pirates in a crucial 5-game series – Society for American Baseball Research
Seals Stadium, San Francisco, CA (1931-1959) – Home to the PCL's San Francisco Seals and later the Giants who moved to west coast in 1958
Uncle Mike's Musings: A Yankees Blog and More: September 29, 1957: Giants Leave Polo Grounds, Packers Open Lambeau Field
Riding Freedom: 10 Milestones in U.S. Civil Rights History
How the Phillies Beat the Astros in Game 1 of the World Series - The New York Times
The 100 Greatest Days in New York Sports: Stuart Miller, Tom Seaver: 9780618574803: : Books
Sept. 29, 1957 New York Giants Play Last Baseball Game - The New York Times
10 Greatest Baseball Players of All Time
Bobby Thomson: “The Shot Heard Round the World!”