Along with personal recollections of events and local museum references such as the B&O Transportation Museum in Baltimore, The Sykesville Gate House Museum of History, & the Howard County Historical Society, material came from the following references.
- Impossible Challenge - The Baltimore & Ohio Railroad in Maryland by Herbert H. Harwood, Jr. ISBN 0-934118-17-5
- The Catalogue of the Centenary Exhibition of the Baltimore & Ohio Railroad - 1927
- The Story of the Baltimore & Ohio Railroad 1827 -1927 - Vols. I & II, by Edward Hungerford
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