Capt. John Slavin of engine company No. 83, veteran Chicago fireman, died yesterday at the home of his daughter, Mrs. J.J. Conners, 6548 Bosworth avenue. Capt. Slavin entered the department on Feb. 3, 1891. In 1897 he was promoted to the rank of lieutenant and in 1911 to the rank of captain.
Chicago (Illinois) Tribune, September 16, 1920.