 The CD&M Railway bought its rival and the railroad began interurban service in 1903.In October 1904, the CD&M incorporated as a holding company operating through its subsidiary the Columbus, Delaware, and Marion Electric Railroad.In 1908, the company built the Columbus, Marion, and Bucyrus Railway to connect Columbus to the Cleveland, Southwestern and Columbus Railway at Bucyrus with plans for service to Cleveland, Sandusky, and Toledo.