15/04/1875 Heavyweight boxer James J. Jeffries is born
The Greats: James J. Jeffries
DBBH - Jack Johnson -vs- Jim Jeffries (July 4th, 1910)
Jeffries Fitzsimmons fight 1899
James Jackson Jeffries was an American professional boxer and World Heavyweight Champion. He was known for his enormous strength and stamina. Using a technique taught to him by his trainer, former Welterweight, and Middleweight Champion Tommy Ryan, Jeffries fought out of a crouch with his left arm extended forward.