iology originates with Anaximander, i. 107.

Birds, migration of, i. 6.

Bishops, rivalries of the three, i. 298.
Their fate, i. 306.
Accusation of House of Commons against the English, ii. 235.
Their reply, ii. 236.

Black Art sprang from Chaldee notions, i. 404.

Black Sea, a dependency of the Mediterranean, i. 28.

Bleaching by chlorine, ii. 386.

Blood admixture, effect of, i. 15.
Degeneration, its effect, ii. 144.

Boccaccio obtains a professorship for Leontius Pilatus, ii. 194.

Bodin's, "De Republica," i. 6.

Boethius falls a victim to the wrath of Theodoric, i. 353.
His character, i. 358.

Boilman, Tom, origin of the nickname, ii. 244.

Boniface VIII., Pope, "Benedetto Gaetani," his quarrel with the
Colonnas, ii. 80.

Boniface of Savoy, Archbishop of Canterbury, his rapacity, ii. 75.

Boniface, an English missionary of the seventh century, i. 366.

Books, longevity of, ii. 201.

Borelli on circular motion, ii. 272.
Applies mathematics to muscular movement, ii. 286.

Boyle improves the air-pump, ii. 286.

Bradley determines the velocity of direct stellar light, ii. 299.

Brahman, how regarded according to the Institutes of Menu, i. 63.
Attempted to reconcile ancient traditions with modern
philosophical discoveries, ii. 335.

Brain, functions, ii. 351.

Breakspear, Nicholas, afterwards Pope Adrian IV., ii. 25.

Brown, discoverer of the quinary arrangement of flowers, ii. 286.

Brindley, a millwright's apprentice, ii. 385.
His engineering triumph in the construction of canals, ii. 387.

Bruchion, the library in, i. 318.

Bruno, Giordano, teaches the heliocentric theory, ii. 257.
Is burnt as a heretic, ii. 258.

Brutes, why supposed by Diogenes to be incapable of thought, i. 102.

Buddhism, its rise, i. 65.
The organisation of, i. 67.
Its fundamental principle, i. 68.
Its views of the nature of man, i. 70.
Philosophical estimate of, i. 72.

Bulgarians converted by a picture, i. 367.

Bunsen, his estimate of Eusebius's chronology, i. 198.

Bunyan, John, his writings surpass those of St. Augustine, i. 305.
His twelve years' imprisonment for preaching, ii. 242.
Probable source of much of the machinery of the Pilgrim's
Progress, ii. 248.

Burnet's "Sacred Theory of the Earth," ii. 286.

Byzantine system adopted in Italy, i. 349.
Govern