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

Horween Brothers: Their Lasting NFL Impact
In professional sports, there have been numerous examples of brothers leading their teams to

Sports History On This Day: April 25
April 25, 1901 – In what has gone down in history as one of the

Sports History On This Day: April 24
April 24, 1901 – The first game ever played in baseball’s American League occurred

Sports History On This Day: April 23
April 23, 1950 – A very historic evening occurred as the first Major League day

Sports History On This Day: April 22
April 22, 1876 – Here is a big anniversary for you! The very first official

The Night Pat Quinn Knocked Out Bobby Orr
Once upon a time in the National Hockey League, there were twelve teams. There

Sports History On This Day: April 21
Home Run Magic! Yes, there have been plenty of base clearers hit in single

Peter Bonert Shares Stories of the Link Between Germany and the NFL
In this episode, Peter Bonert rides shotgun in the DeLorean to take us back