Derek Jeter's No. 2 to be retired on May 14, last Yankees' single
THE RETIRED NUMBER NEW YORK BASEBALL MONUMENT PARK BOBBY
BILLY MARTIN 2000 UPPER DECK YANKEES LEGENDS MAGIC NUMBERS #51
New York Yankees History: Billy Martin Dies in Car Crash
What if the New York Yankees never retired Billy Martin's #1?
Yankee Retired Numbers: The All-Time Numerical Lineup of Yanks
Does Billy Martin still have a shot at the Baseball Hall of Fame
Billy Martin - Retired - no one
YES Network - Retired Numbers: Billy Martin in 2023