National Endowment for the Humanities
Neh: Edsit Ement: Was There an Industrial Revolution?
This lesson plan from EDSITEment discusses the actual factors leading to the Industrial Revolution in the post-civil war era. Contains many links to primary source materials.
Library of Congress
Loc: Map Collections 1500 2002
This collection provides maps dating back to 1500 up to the present. The collection includes: cities, towns, discovery and exploration, conservation and environment, military battles, cultural landscapes, transportation, communication,...