Names
- Chicago and Alton Railroad Company.1
- Chicago, Cincinnati and Louisville Railroad Company.1
- Chicago, Indianapolis, and Louisville Railway.1
- Chicago, Milwaukee and St. Paul Railway Company.1
- Chicago, Peoria and St. Louis Railroad Company of Illinois.1
- Clark, Frederick Converse1
- Clark, Frederick Converse.1
- Clark, John Bates, 1847-1938.1
- Clements, William L. (William Lawrence), 1861-1934.1
- Cleveland, Cincinnati, Chicago, and St. Louis Railway Company.1
- Clowry, Robert Charles, 1838-1925.1
- Coldwater Electric Street Railway.1
- Coldwater Gas Light Company.1
- Coldwater Light and Power Company.1
- Colorado and Southern Railway.1
- Commons, John Rogers, 1862-1945.1
- Conant, Charles A. (Charles Arthur), 1861-1915.1
- Cooley, Charles Horton, 1864-1929.1
- Cooley, Lyman Edgar, 1850-1917.1
- Cooley, Thomas McIntyre, 1824-1898.1