- The Industrial Revolution in the Southern New England area, 1830 to 1889
- Great Northeastern Railroads of the United States and Canada 1840 to 1889
- The First Crusades, 1096 to1099 A. D.
- Age of Iron & Steel, 1870 to 1929
- Ottonian Empire
- Ancient Greek City States of the 5th Cen. B. C.
- Pirates and Privateers of the Caribbean 1640 to 1679
- Cattle Barons of the Great Plains 1860 to 1884