From pages 509 and 510, Camargo Township, "County of Douglas, Illinois, Historical and Biographical" F. A. Battey & Co. Publishers, Chicago, 1884.
"JACOB H. BAGLEY, farmer and veterinary surgeon, was born in Athens County, Ohio, November 10, 1831; is a son of Stephen and Lydia (Townsend) Bagley; he is the youngest in a family of eleven children, four girls and seven boys, and is of Irish-Scotch extraction. The father of Mr. Bagley was born in Pennsylvania, and his mother in New York. They were married in the Empire State, and there resided for a number of years and then removed to Athens County, Ohio where they lived until 1844, when the family again took up the line of emigration and came to Illinois and settled in Peoria County, where they remained until 1856; then removed to what is now Douglas County, and here the parents of Mr. Bagley died, his father in 1866, at almost eighty-three years of age, and his mother ten years later, in her eighty-ninth year. Our subject was married, March 9, 1854, to Miss Mary E. Race, a native of Ohio. To this union have been born six children, viz.: Paradine E., Ida L., John H., Mary L.. (deceased), Stephen T. and Andrew T. (twins). In 1860, Mr. Bagley settled where he now lives, and owns a well-improved farm of 148 acres. When Mr. Bagley was twenty years of age, he began the study of veterinary surgery, and for twenty-seven years has been in active practice, having treated at least 2,500 horses and has been one of the most successful of that profession in this section. He is a Democrat, and cast his first Presidential vote for Buchanan. He is a Mason and a member of the Methodist Episcopal Church. Mrs. Bagley is a member of the same denomination."