Subjects
- Coal mining.1
- Coal.1
- Cog railroads.1
- Communication devices.1
- Construction.1
- Contraband of war.1
- Copper mining.1
- Cotton.1
- Dams.1
- Diesel locomotives.1
- Disasters.1
- Drawing--Study and teaching.1
- Drinking of alcoholic beverages.1
- Eagles.1
- Education--United States--19th century.1
- Education--United States--History--19th century.1
- Eiffel Tower (Paris, France)1
- Electricity.1
- Elevated railroads.1
- Emigration & immigration.1