April 15, 1997: Ken Griffey Jr. wears number 42 to honor Jackie Robinson on 50th anniversary – Society for American Baseball Research
LEADING OFF: Pirates, Puerto Rican MLBers wear Clemente's 21 - The San Diego Union-Tribune
Snake Bytes 4/15: Jackie Robinson Day - AZ Snake Pit
Mets Beat Diamondbacks in 2022 Home Opener - The New York Times
Jackie Robinson Day 42 Jersey - NY Mets Replica Adult Home Jersey
NYSportsJournalism.com - MLB, Players Alliance Jackie Robinson Day In-Play - Players Alliance Joins With MLB Players To Enhance Jackie Robinson Day Activation
MLB marketing in 2022: beer deals, crypto, streaming, gambling and more
Yogi Berra 1951 New York Yankees Road Jersey
Stephen Nogosek #85 - Team Issued Jackie Robinson Day Jersey and Hat Combo - Mets vs. Athletics - 4/15/23
Tim Cossins: Jackie Robinson Day Jersey - Game-Used
Dom Chiti #58 - Team Issued Jackie Robinson Day Jersey - Mets vs. Athletics - 4/15/23
Team Issued Jersey - Jackie Robinson Day Game Used Jersey
The Uni Watch 2023 MLB Season Preview - by Paul Lukas