Baltimore and Ohio Railroad Company, Mechanical Engineering Department equipment diagrams
Subtitle: locomotives--steam : holdings of archives, Baltimore and Ohio Railroad Historical Society.
Contributors: Baltimore and Ohio Railroad Company. Mechanical Engineering Dept.
Publisher: The Society
Published: 1984
Place of publication: [Baltimore, Md.]
Language: eng
Subjects: Baltimore and Ohio Railroad Company.; Steam locomotives -- United States -- Drawings.
Notes: "July, 1984."