Timeline Trackers: Westward Expansion: A Timeline History of the Transcontinental Railroad
Key Figures of the Vietnam War
Economics in the 21st Century: Recession: What It Is and How It Works
Economics in the 21st Century: Economic Depression: What It Is and How It Works
New York in the American Revolution
Anarchism, Revolution, and Terrorism
How They Lived: An Annotated Tour of Daily Life through History in Primary Sources
Cause & Effect in History: The Fall of Rome
Bands, Tribes, & First Peoples and Nations
9/11 and the War on Terror: A Documentary and Reference Guide