Roebling, John A., 217

    Rubies, 128

    Rum, 137

    Rye, 24

    Sable, 74

    Sago, 49
      palm, 50

    Salt, 78, 79
      marine, 78
      rock, 78
      spring, 79

    Saltpetre, 100

    Saracens, 168

    Scarlet, 138

    Schools of painting, 184

    Sciences, Arts and, 190

    Sculpture, 160

    Seal, an animal, 74

    Senate, 147

    Sesostris, 177

    Seville orange, 62

    Shoes, 72

    Sicilians, 23

    Sidon, 167

    Silex, 153

    Silicious earths, 152

    Silk, 41, 45
      worm, 42-43

    Silver, 119

    Slate, 149

    Snow, 16

    Soap, 105

    Soda, 105

    Specific Weight, 202

    Spectacles, 94

    Spectrum, 208

    Spermaceti, 106

    Spinning-jenny, 30

    Spirits of wine, 137

    Sponge, 108

    Starch, 133

    Steam engine, 102
      navigation, 103

    Steel, 150

    Stethoscope, 204

    Stereoscope, 209

    Stereotyping, 212

    Still, 137

    Stockings, 71

    Strata, 151

    Suez Canal, 216

    Sugar, 48
      candy, 49
      barley, 49
      maple, 49

    Sulphur, 124

    Sumatra, 66

    Suspension Bridges, 217

    Tallow, 106
      tree, 106

    Tamarinds, 67

    Tan, 73

    Tapioca, 134

    Tar, 139

    Tasimeter, 206

    Tasmania, 31

    Tea, 25

    Telegraph, 104, 213

    Telephone, 204

    Telescope, 101

    Thebes, 43

    Thermometer, 97

    Thermo-Electricity, 211

    Thibet Goat, 46

    Thunder, 17

    Tides, 201

    Tin, 120

    Tobacco, 91

    Toddy, 34

    Tortoise, 178

    Tower, leaning of Pisa, 172

    Troy, 177

    Turpentine, 143

    Turquois, 129

    Tuscans, 182

    Twilight, 21

    Tyre, 167

    United States Government, 147

    Vapor, 14

    Vellum, 60

    Velvet, 45

    Venice, 171

    Venus, 171

    Vine, 136

    Vinegar, 138

    Vitriol, 75

    Volcanic formations, 152

    Volcano, 154

    Vulcanite, 108

    Watches, 98

    Water, 14
      melon, 67
      decomposition of by vegetables, 15
      tree, 88