![National Baseball Hall of Fame and Museum ⚾ on Twitter: "Lou Gehrig's #4 was the first number retired by an @MLB team, and it opened the door for other teams to follow National Baseball Hall of Fame and Museum ⚾ on Twitter: "Lou Gehrig's #4 was the first number retired by an @MLB team, and it opened the door for other teams to follow](https://pbs.twimg.com/media/Eq0n7Z5UwAA62Wl.jpg)
National Baseball Hall of Fame and Museum ⚾ on Twitter: "Lou Gehrig's #4 was the first number retired by an @MLB team, and it opened the door for other teams to follow
![The New York Yankees Could Run Out of Jersey Numbers After Retiring Them - What Happens Next? - EssentiallySports The New York Yankees Could Run Out of Jersey Numbers After Retiring Them - What Happens Next? - EssentiallySports](https://image-cdn.essentiallysports.com/wp-content/uploads/33177333264_47bcf97def_b-740x460.jpg)
The New York Yankees Could Run Out of Jersey Numbers After Retiring Them - What Happens Next? - EssentiallySports
![The Yankees have a lot of retired numbers. Other teams should try to be more like them. - MLB | NBC Sports The Yankees have a lot of retired numbers. Other teams should try to be more like them. - MLB | NBC Sports](https://mlb.nbcsports.com/wp-content/uploads/sites/7/2015/03/retired-numbers.jpeg?w=475)