Figure 1:Martenet's Map of Howard County, Maryland : drawn entirely from actual surveys
Figure 2:Pictorial History of the Civil War in the United States of America By Benson J. Lossing
Figure 3:Annapolis Junction, on the Washington branch of the Baltimore and Ohio Railroad, in possession of the troops of the United States government. LC-USZ62-90547
Figure 4:Camp Kelsey, E. Sachse & Co.
Figure 5:An Illustrated history of Fort George G. Meade.
Figure 6:An Illustrated history of Fort George G. Meade.