Dictionaries, Thesauruses, Pictures, and Press Releases
- Silhouettes
- Silk Culture and Manufacture
- Silver Democrats
- Silver Legislation
- Silver Republican Party
- Simpson Murder Trials
- Singing Schools
- Singleton Peace Plan
- Sinking Fund, National
- Sioux Uprising in Minnesota
- Sleep Not Longer, O Choctaws and Chickasaws (1811, by Tecumseh)
- Slidell's Mission to Mexico
- Smelters
- Smith v. Oregon Employment
- Smith-Lever Act
- Smoke-Filled Room
- Smuggling of Slaves
- Smuggling, Colonial
- Snake River
- Soap and Detergent Industry