The New York Yankees Were The First Team To Ever Do This To Their Uniforms
Briefly

The Yankees made numbered uniforms permanent in 1929, revolutionizing the way fans identify players, as their star names made recognition vital in a large stadium.
The Cleveland Guardians first introduced numbers in baseball uniforms on June 26, 1916, sparking a journey toward the standardization of jersey numbers in the sport.
Read at Hudson Valley Post
[
|
]