Subjects: united states history (sorted by popularity)
- United States -- History -- Civil War, 1861-1865 -- Blockades 204 downloads
- United States -- History -- Civil War, 1861-1865 -- Religious aspects 203 downloads
- Women -- Suffrage -- United States -- History -- 19th century 202 downloads
- Military nursing -- United States -- History -- 19th century 202 downloads
- United States -- History -- Colonial period, ca. 1600-1775 -- Juvenile fiction 199 downloads
- Explorers -- United States -- History -- 16th century 198 downloads
- United States -- History -- Revolution, 1775-1783 -- Anniversaries, etc. 195 downloads
- Big business -- United States -- History 195 downloads
- Industries -- United States -- History 195 downloads
- United States -- History -- Civil War, 1861-1865 -- Regimental histories -- Army of the Potomac 190 downloads
- Labor unions -- United States -- History 189 downloads
- United States -- History -- Revolution, 1775-1783 -- Participation, German 185 downloads
- United States -- History -- 1865-1898 184 downloads
- United States -- Armed Forces -- History -- World War, 1939-1945 182 downloads
- United States -- History -- War of 1812 -- Participation, African American 182 downloads
- Political science -- United States -- History 181 downloads
- United States -- History -- Civil War, 1861-1865 -- Poetry -- Confederate 179 downloads
- United States. Army -- Military life -- History -- 19th century 176 downloads
- United States -- History -- French and Indian War, 1754-1763 -- Campaigns 172 downloads
- Jews -- United States -- History 171 downloads
- United States -- History -- Civil War, 1861-1865 -- Naval operations -- Juvenile fiction 162 downloads
- United States -- History -- Civil War, 1861-1865 -- Registers of dead 162 downloads
- United States -- History -- 1815-1861 161 downloads
- United States -- History -- 1783-1865 158 downloads
- Merchant marine -- United States -- History 157 downloads