430 Index Siberia, 317 Siberia, Eastern, 398 Siberian railway, 383, 388 Sicilies, Two, 273 Sicily, 106, 118, 124, 128, 170, 174, 177, 179, 222, 2S2, 266 Sidon, 90, 118, 119, 128, 141 Silurian system, 17 Silver, 78, 100, 318 Sind, 374 Sirmium, 217 Skins, use of : for clothing, 54 ; for writing, 73 ; inflated, as boats, 89 Skull, Rhodesian, 49, 50 Slavery (and slaves), 92, 100, 180, 183, 184, 194 et seq., 226, 304, 320, 354, 364-6, 368, 408, 412 Slavonic language, 226 Slavs, 252, 253 Smelting, 85, 102, 306 Smith, Adam, 357 Smith, Ehot, 67 Snakes, 26, 27 Social reform, 121 Socialism, 352, 395, 396, 413 Socialists, 356 et seq. Socialists, primitive, 355 Society, primitive, 58 Socrates 134 Solomon, King, 115, 116, 118, 122, 407 Solomon's temple, 116 Sophists, 134 Sophocles, 133 South Carolina, 365 Soviets, 395, 396 Space, the world in, 1 et seq. Spain. 91, 92, 104, 118, 119, 172, 177, 220, 226, 242, 244, 247, 293, 330, 332, 333, 373, 407, 409, 410 ; relics of first true man in, 51 Spain, North, 409 Spanish, 312, 314 Spanish language, 194 Sparta, 124, 125, 129, 194 Spartacus, 183, 184, 194, 408 Spartans, 130 Species, generation of, 16 ; new, 35 Speech, primitive human, 60 Spiders, 22 Spiral nebulae, 5 Spores, 23 Stagira, 136 Stamford Bridge, battle of, 254 Stars, 66, 245 State, modem idea of a, 356 State ownership, 355 States General, the, 324, 412 Steamboat, 323, 339 et seq., 362, 364, 375, 376 Steam-engine, 145, 146, 338, 339, 340, 341 Steam hammer, 341 Steam power, 306 Steel, 306, 341-2 Stephenson, George, 338 Stilicho, 219, 224, 409 Stockholm, 395 Stockton, 338, 413 Stone age, 51, 55 Stone implements, 42, 63 Stonehenge, 104, 407 Story-telling, primitive, 60 Stratified rocks, markings and fossils in, 10 Styria, 293 Submarine campaign, 401 Subutai, 275 Sudan, the, 384 Suevi, 409 Suleiman the Magnificent, 294, 296, 410, 411, 412 Sulla, 183, 226 Sumeria and Sumerians, 75 et seq., 85 86, 89, 90, 118 Sumerian Empire, 407 Sumerian language and writing, 75, 76, 77 Sun, the, 5, 6, 9 Sun worship, 202 Sung dynasty, 276 Susa, 110, 129, 142, 148 Suy dynasty, 234 Swastika, 67 Sweden, 290, 297, 331 Swedes, 309, 312, 313, 334 Swimming bladder, 23 Switzerland, 311, 329, 333, 411, 412 Syracuse, 145, 147, 162, 170 Syria, 86, 89, 112, 116, 118, 130, 228, 233, 238, 276, 409 Syrians, 94, 96 Tabus, the, 59 Tadpoles, 25 Tagus valley, 298 Tai-Tsung, 236, 409, 410 Tang dynasty, 191, 234, 236, 273, 409 " Tanks," 392 Taoism, 164, 212. (See also Lao Tse) Taranto, 170 Tarentum, 170 Tarim valley, 408 Tartars, 159, 188, 222, 233, 274, 276, 317 Tasmania, 57, 306, 373 Tattooing, 67 Taxation, 262, 320 Tea, 236, 320 Teeth, 17, 19 Telamon, battle of, 174
