slave unit (i.e. a diesel engine without cab). I don't know if these two were actually used in tandem when in service. [Click on image to enlarge it.], Baltimore & Ohio Railroad Museum, Baltimore, Maryland. Behind it you can seen a Western Maryland
Photograph © George P. Landow may be copied without written permission for any noncommercial use — for hobbies, education, and so on. If you have any additional information on the locomotives or rolling stock in these pictures, please feel free to send it along to me at email@example.com; pictures are welcome, too. Click on images to enlarge them. — George P. Landow.