Subject
- Stanhope, Charles Stanhope, Earl, 1753-18161
- Starfishes1
- Stars1
- Storks1
- Sturgeon, William, 1783-18501
- Sugar1
- Sulfur1
- Summa perfectionis magisterii (Geber)1
- Sylvester, Charles1
- Symbolism1
- Talismans1
- Tanning1
- Tantalum ores1
- Telescopes4
- Telescopes--Design and construction1
- Temperature measurements2
- Textbooks20
- Textile fabrics1
- Thalictrum thalictroides5
- Thaumatropes1