- 3 Stuffed animals (Toys)
- 1 Stumps
- 1 Sturgis, Russell, 1805-1887
- 2 Submarines
- 1 Subscription lists
- 1 Subsidies
- 1 Suburban houses
- 1 Suburban landscapes
- 1 Suburban life
- 2 Suburbs
- 4 Subway cars
- 3 Subway stations
- 59 Subways
- 1 Success
- 2 Sue, Eugene, 1804-1857
- 1 Suffern, New York
- 1 Suffolk Park
- 2 Suffrage
- 2 Sugar
- 4 Sugar bowls
- 2 Sugar industry
- 17 Sugar refineries
- 1 Sugarcane
- 1 Sugg, William
- 2 Suicides
- 5 Suitcases
- 1 Suites
- 2 Suits (Clothing)
- 1 Sulfur (mineral)
- 1 Sully, Thomas, 1783-1872
- 4 Sulphuric acid industry
- 1 Sulzberger & Sons Meat Packing Co.
- 2 Sumatra, Indonesia
- 64 Summer (season)
- 1 Summer houses (seasonal dwellings)
- 62 Summer Reading Programs
- 1 Summer Street
- 1 Sumo
- 1 Sumter, South Carolina
- 2 Sun
