Subjects: united states history (sorted by popularity)
- History -- Study and teaching -- United States 80 downloads
- United States -- History -- Revolution, 1775-1783 -- Secret service -- Juvenile fiction 79 downloads
- Railroads -- United States -- History -- 19th century 79 downloads
- Businessmen -- United States -- History -- 19th century 79 downloads
- Wealth -- United States -- History -- 19th century 79 downloads
- United States -- History -- War of 1812 -- Regimental histories, British 78 downloads
- United States -- History -- Civil War, 1861-1865 -- Chaplains 78 downloads
- United States -- History -- Civil War, 1861-1865 -- Cavalry operations 78 downloads
- Civil rights movements -- United States -- History -- 20th century 77 downloads
- United States -- History -- Civil War, 1861-1865 -- Refugees 77 downloads
- United States. Army. West Virginia Infantry Regiment, 12th (1862-1865) -- History 77 downloads
- United States. Army. Illinois Cavalry Regiment, 2nd (1861-1865) -- History 77 downloads
- Finance, Public -- United States -- History -- 1901-1933 76 downloads
- United States -- History -- Civil War, 1861-1865 -- Religious aspects -- Sermons 76 downloads
- Postal service -- United States -- History -- Colonial period, ca. 1600-1775 75 downloads
- Philippines -- History -- Philippine American War, 1899-1902 -- Regimental histories -- United States 74 downloads
- United States -- Church history -- To 1775 74 downloads
- United States -- History -- Civil War, 1861-1865 -- Humor 73 downloads
- Steam-engines -- United States -- History 73 downloads
- Steam locomotives -- United States -- History 73 downloads
- World War, 1914-1918 -- Regimental histories -- United States -- 28th (Iron) division 72 downloads
- United States -- History -- Civil War, 1861-1865 -- Registers 71 downloads
- Mexican War, 1846-1848 -- Regimental histories -- United States -- Engineers 71 downloads
- Catholic Church -- United States -- History -- 19th century 70 downloads
- Science -- United States -- History 70 downloads