Browse Items (2 total) Tags: Central Union Telephone Co. Browse All Browse by Tag Search Items Sort by: Title Creator Date Added Photos Central Union Telephone Photograph of Telephone Operators at Switchboard Central Union Telephone Co. Tags: BS2508, BS74, Business, Central Union Telephone Co., Communications, Noel C. Dick, Operators, Switchboard, Telephone Co., Toll Board J. B. McMillin Photograph of J. B. McMillin. He was appointed general assistant to the commercial superintendent of the Central Union Telephone Co. in 1918 and moved to Springfield. He became manager of the Decatur exchange of the company in 1903. Tags: 1918, biography, Central Union Telephone Co., Decatur IL., J. B. McMillin, Photo File: Biograpy, Springfield IL.