Library of Congress American Memory Railroad Maps: This site included hundreds of the Library's original maps of railroads and provided the base maps for our historical GIS work of the pre Civil War railroad network growth.
Central Pacific Railroad Photographic History Museum: This site contains very useful and important resources on the development of the transcontinental railroad. Although outdated in its navigation, some of the more important photographs and materials are still only available here.
Confederate Railroads: This site contains original documents from the National Archives, as well as newspapers and annual reports, on each of the Confederacy's railroads.
Transcontinental Railroad: This PBS American Experience film and web site explores the building of the Union Pacific and Central Pacific railroads.
Railroad Cartoons: An extensive collection of fascinating nineteenth-century cartoons about the railroads.
Iowa Digital Library: An extensive collection of materials on railroads. Full images and letters digitized from the Levi Leonard Collection containing many documents on the Union Pacific early history.
Denver Public Library: An extensive collection of photographs on western railroads.
Virginia Tech Imagebase: An extensive collection of photographs on Norfolk Southern railroads.
The Countryside Transformed: The Railroad and the Eastern Shore of Virginia, 1870-1935: A digital archive of maps, photographs, manuscripts, newspapers, public documents, and other media. "The Countryside Transformed" shows how the coming in 1884 of the railroad to the counties of Accomack and Northampton profoundly changed the physical and mental landscapes in which the people of the region lived, worked, and traveled.