ancis, ii. 64.

Stilicho, a Goth, compels Alaric to retreat, and Rhadogast to
surrender, i. 300.
Is murdered by the Emperor, his master, i. 300.

Stoicism, its intention, i. 183.

Stoics, exoteric philosophy of, i. 184.

Struve, his estimate of the velocity of light, ii. 299.

Stylites, St. Simeon, an aerial martyr of the fifth century, i. 426.

Success too often the criterion of right, i. 332.

Sun, agency of, i. 103.
Aristarchus's attempts to ascertain the distance of, i. 199.
The source of force, ii. 339.
Influence of, on organic and inorganic nature, ii. 362.

Sun-dials, invention of, wrongfully ascribed to Anaximander, i. 107.

Supererogation, the theory of, ii. 207.

Supernatural appearances, cause of, i. 428.

Supernaturalism, its adoption by the age of faith, ii. 112.
Overthrow of, in France, ii. 126.

Superstitions, disappearance of, i. 255.

Swammerdam section to the natural history of insects, ii. 286.

Sweden, change of level in, ii. 307.

Sybaris, a luxurious Italiot city, i. 128.

Sylverius, Pope, deposed by the Emperor's wife, Theodora, i. 354.

Sylvester, a Benedictine monk, invents the organ, i. 437.

Sylvester II., Pope, is believed to have made a speaking head, ii. 115.

Symmachus, Senator, falls a victim to the wrath of Theodoric,
the Gothic king, i. 353.

"Syntaxis," the great work of Ptolemy, i. 203.

Syphilis, moral state of Europe indicated by the spread of, ii. 231.

Syria, importance of conquest of, to the Arabs, i. 335.

Tacitus, his testimony to the depraved state of Roman morality, i. 254.

Tarasius created Patriarch by Irene, i. 420.

Tarik lands at Gibraltar, so called in memory of his name, ii. 29.

Tartars, why they prefer a milk diet, i. 27.

Tartarus, one of the two divisions of hell, according to
Anaximenes, i. 36.

Taxation, amount of Roman, i. 251.

Taylor, Jeremy, his testimony as to the authority of the
Fathers, ii. 225.

Telescope, invention of, ii. 261, 380.

Temperature, life can only be maintained within a narrow range,
i. 7.

Templars, apostasy, arrest, and punishment of, ii. 90, 91, 92.

Tensons, or poetic disputations, originated among the Arabs, ii. 34.

Tertullian, his letter to Scapula, i. 275.
Denounces the Bishop of Rome as a heretic, i. 291.
Denies the Scripture authority for certain observances, i.