b. 1823, in Delaware, Ohio; d. October 31, 1881, in Springfield, Illinois. Rosette read law in Delaware, Ohio, with Charles Sweetzer, a former U.S. Congressman. He was admitted to the bar in 1850 in Columbus, Ohio, and began practicing law in Findlay, Ohio. There he was twice elected the county’s prosecuting attorney. Rosette moved back to Delaware for three years, where he served as county probate judge. At the invitation of Abraham Lincoln, Rosette moved to Springfield, Illinois, where he practiced law for about thirty years. Rosette came to Sangamon County as a Democrat in politics, but from 1856 on, he identified himself with the Republican party. He edited the Springfield Republican and supported Lincoln’s presidential nomination.