Baltimore and Ohio Railroad
Company
The Baltimore and Ohio Railroad was the first common carrier railroad and the oldest railroad in the United States. It operated as B&O from 1830 until 1987, when it was merged into the Chessie System; its lines are today controlled by CSX... Wikipedia
Founded: 1828, United States
Founders: John W. Garrett and William Patterson
Headquarters: Baltimore, MD
Reporting mark: BO
Track gauge: 4 ft 8+1⁄2 in (1,435 mm)