- 1Karl von Ghega
Atlas zur Darstellung der Baltimore-Ohio-Eisenbahn : 19 Zeichnungs-Tafeln
o.O.: Rauh 1844; 19 Tafeln
Baltimore and Ohio Railroad; Atlas - 2Snowden Bell
The early motive power of the Baltimore and Ohio railroad
New York: Sinclair 1912; 157 S. : Ill.
Baltimore and Ohio Railroad; Geschichte; Lokomotive - 3Carroll Bateman
The Baltimore and Ohio : The Story of the Railroad that Grew Up with the United States
Eigenverlag 1951; 32 S. : Ill.
Baltimore and Ohio Railroad; Eisenbahnbau; Geschichte - 4Baltimore and Ohio Railroad Company
Birthday Luncheon : Marking the 125th Anniversary og the Signing of its Charter by the Legislature of the State of Maryland and the Issuance of a Commemorative Stamp by the U.S. Post Office Department - February 28, 1952
Eigenverlag 1952; 42 S. : Ill.
Baltimore and Ohio Railroad; Jubiläum <1952>; Briefmarke - 5John H. White
Baltimore and Ohio Transportation Museum
USA: 1970; S. 70-84 : Ill.
Baltimore and Ohio Railroad; Verkehrsmuseum