Archival Chronicle, March 1990: Transportation and the Community: Article details use of interurban railways with ferries and roads within and between Ohio cities in the early and mid 20th century, with photos.
Existing Ohio Railroad Stations: Site dedicated to existing railroad stations in the state of Ohio, with 424 stations in the database and around 180 station photographs.
Ohio Railfan: Discussion of the history and operation of railroads in the State of Ohio.
The Baltimore and Ohio Railroad Network: Provides links to over 100 sites with information about and/or pictures and maps of the Baltimore and Ohio Railroad.
The Ohio Railroad Page: Dedicated to Ohio railroads, past and present.