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In page Jim Northrup (baseball):

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Northrup reportedly turned down offers from the Chicago Bears and the New York Titans and signed with the Tigers in 1961. Northrup spent four years in the minor leagues (1961–1964), playing for the Duluth–Superior Dukes, Decatur Commodores, Tennessee Smokies, and Syracuse Chiefs. He was the International League Rookie of the Year in 1964, as he hit .312 with 18 home runs and 92 RBIs.