The Iron Way: Railroads, the Civil War, and the Making of Modern America (Yale University Press, 2011)

Links to Sources

• The Differences Slavery Made: A Close Analysis of Two American Communities," by William G. Thomas III and Edward L. Ayers, Virginia Center for Digital History, University of Virginia
• Territorial Kansas Online
• ProQuest Historical Newspapers
• Nineteenth-Century U.S. Newspapers
• Confederate Railroads by David L. Bright
• Nineteenth-Century British Library Newspapers
• Harpweek
• Ancestry.com
• American Periodicals Series
• Making of America, Cornell University
• Making of America, University of Michigan
• Documenting the American South
• Valley of the Shadow: Two Communities in the American Civil War, Virginia Center for Digital History, University of Virginia
• Historical Census Browser, Geospatial and Statistical Data Center, University of Virginia
• University of Iowa Digital Library, Levi O. Leonard Railroadiana

Library of Congress, American Memory Online Sources

• Abraham Lincoln Papers
• Civil War Maps
• Railroad Maps, 1828–1900
• A Century of U.S. Lawmaking for the Nation
• Civil War Photograph Collection
• Pictorial Americana

Blogs, Scholars, and Digital Projects

• "Mining the Dispatch," "Virginia Secession Convention," and "Hidden Patterns of the Civil War," University of Richmond, Digital Scholarship Lab, Edward L. Ayers, Robert K. Nelson, Scott Nesbit.
• Spatial History Lab, Stanford University, Richard White, Kathy Harris, Erik Steiner.