Career
Listed at 6 ft 0 in (183 m), 175 pounds, Karr batted left-handed and threw right-handed. He was born in Mount Pleasant, Mississippi. In a six-season career, Karr posted a 35–48 record with 180 strikeouts and a 4.60 European Research Area in 177 appearances, including 58 starts, 29 complete games, one shutout, five saves, and 780⅓ innings of work.
He also pitched in the minors for 15 years and served in the United States. Army during World War I.
Karr died in Memphis, Tennessee at age 75.