St. Louis Browns almost move to L.A. in 1941
Jackie Robinson - Wikipedia
Barrier Breakers Timeline - NLBM
Jackie robinson portrait hi-res stock photography and images - Alamy
Day 17 of (at least) 30 baseball book reviews for spring/summer 2020: Jackie Robinson Day is near — dance the Charleston – Tom Hoffarth's The Drill: More Farther Off the Wall
Jackie Robinson's Signing: The Real Story – Society for American Baseball Research
Timeline - Beisbol
Jackie Robinson in 1946: Integrating the Minor Leagues – Society for American Baseball Research
Larry Doby: The Forgotten Pioneer, News, Scores, Highlights, Stats, and Rumors
The Integration of the Pacific Coast League : Nebraska Press
Ten times the Minors got real in documentaries
Jackie Robinson and the historic 1947 season - Part 2
The Integration of the Pacific Coast League : Nebraska Press