August 31, 1909 – A. J. Reach Co. patented the cork-centered baseball. Previously the balls had a hard rubber core to them. It sounds harmless enough, after all the core is buried under a leather cover and inner bindings. The stats tell a different story though.
According to ThisDayinBaseball.com the number of .300 hitters jumped from eight in 1910 to 27 a season later in the American League. The league’s earned run average will go from 2.53 to 3.34. We have heard about the corked bat, but the corked ball may have had an even bigger impact in the game. The modern ball has a core composed of cork and rubber.
To find more great daily sports history make sure to check out the Sports Jersey Dispatch and Pigskin Dispatch.
More From Sports History Network

Debating the Pro Football Hall of Fame: Who Truly Deserves Induction?
I belong to several old-school football groups on Facebook, and one of the biggest topics of

The Silent Scorekeepers: How Statisticians Became the Backbone of Sports
Could you imagine a baseball game where no one counts strikeouts? Picture watching a

Stefan Botev: The Unforgettable Story of a Weightlifting Phenomenon
One of my favorite weightlifters to watch was Stefan Botev. Botev was born on

History of NBA Team Nicknames: Pacific Division
I love the history of sports team nicknames. Today I am sharing some of

Why is Ralph Hay Considered the Founder of the NFL?
In this episode, we fire up the DeLorean and head back to explore the

The Best Soccer Goalkeepers of the 2000s
The 2000s had a special charm to them. Soccer was becoming a worldwide phenomenon

Kylian Mbappe’s Rise from Young Gun to Goal Machine
Former Manchester City and French midfielder Samir Nasri was recently very quick to put

120,000 Fans Witness High School Football Game in 1937!!!
Let’s set the stage… It was a warm November afternoon on the Chicago lakefront,