Alfred, King, Ballad of, II, 22.
Algebra, I, 121.
Algebraic symbols, I, 121.
Almanac, I, 300; II, 147, 148, 207.
(_See Easter._)
Aloysius Lilius, I, 362.
Alsted, J. H., II, _282_.
Ameen Bey, II, 15.
Amicable Society, I, 347.
Ampere, I, 86.
Amphisbaena serpent, I, 31.
Anagrams, De Morgan, I, 138.
Anaxagoras, II, _59_.
Anghera, II, 60, _60_, 61, 279.
Annuities, Fallacies of, I, 157.
Antichrist, I, 130.
Antimony, I, 125.
Antinewtonism, I, 162.
Antinomians, I, 394.
Antiphon, II, _59_.
Antonie, F., I, _126_, 126.
Apollonius, I, 41, 107.
Apparitions, II, 47.
Arago, I, _243_, 390.
Aratus, II, _167_.
Arbuthnot, I, _133_, 134.
Archer, H., II, 90.
Archimedes, I, 5, 11, 42, 83, 107.
Archytas, I, _53_.
Argoli, I, _104_.
Aristocrat, as a scientist, I, 131.
Aristotle, I, 5, 331.
Arnobius, II, _73_.
Arson, P. J., II, _207_.
Ashton, R., II, _99_.
Astrology, I, 118, 127, 128, 350; II, 43.
Astronomer's Drinking Song, I, 380.
Astronomical Aphorisms, I, 398.
Paradox, I, 394.
Police Report, I, 390.
Society. (_See Royal Astronomical Society._)
Astronomy, Bailly's exaggerated view of, I, 166.
Astunica, Didacas, I, 90.
Athanasian Creed, I, 371.
Atheists, Philosophical, I, 1.
Atoms, II, 191.
{376}
Attraction, I, 136, 151, 155.
Augustine, St., II, _23_.
Aurora borealis, I, 134.
Austen, Jane, I, 191.
Auzout, A., II, _300_.
Aviation, Early ideas of, II, 8.

Babbage, C., I, _207_, 290, 291; II, 181.
Bachet, de Meziriac, I, _161_.
Bacon, F., I, 5, _75_, 75, 76, 79, 89, 145, 331.
Bacon, R., I, 5, _126_, 126, 360; II, 94.
Baconian controversy, I, 141.
Baden Powell, II, _267_.
Bailly, J. S., I, 166, _166_, 308.
Baily, F., I, 308, _309_; II, 16, 143, 188.
Baily, R., II, 16.
Baker, T., II, _302_.
Bakewell, F. C., II, 156, _156_.
Banks, J., I, 28.
Barberini, M., II, _267_.
Barker, C., II, _262_.
Baronius, I, 33, 35; II, _62_.
Barreme, I, _42_.
Barrett, G., II, _188_.
Barrow, I., I, _160_; II, 302.
Baruel, de, I, 165.
Bassano, Duc de, II, 3, 339.
Baxter, T., I, 146.
Bayle, P., II, _73_.
Beaufort, F., II, _267_.
Beaugrand, I, 119, _121_.
Beaulieu, I, _119_, 119, 121.
Beaune, de, II, _59_.
Becourt, R., II, 277.
Bedford, Duke of, (6th), I, _182_.
Behmen, I, _168_, 254; II, 317.
Bellenden, W., I, _175_.
Bentley, I, _110_.
Berkeley, G., II