height. It was discovered at Susa by the French expedition under M.
de Morgan in December, 1901.

Leucippus. See vol. i., p. 161.

Pliny (Caius Plinius Secundus). See vol. i., p. 265.

His Natural History is available in several English editions and
reprints. Perhaps the best edition of the original text is the one
published by Julius Sillig, 5 vols., Leipzig, 1854-1859. Plutarch. See
vol. i., p. 198.

Life of Marcellus, in Parallel Lives. In this the mechanical inventions
of Archimedes are described. Polybius. See vol. i., p. 201.

In his Histories Polybius describes the mechanical contrivances and
war-engines of Archimedes, and also gives an account of his death.
Ptolbmy (Claudius Ptolemaeus). See vol. i., p. 269.

Geographia (or Almagest of the Arabs). The edition published by Nobbe,
in 3 vols., Leipzig, 1842, was one of the best complete editions of the
Greek text. The edition published in Didot's Bibliotheca Classicorum
Grocorum, Paris, 1883, is excellent. Earlier editions contain many
errors.

Strabo. See vol. i., p. 255.

The Geography of Strabo. Trans, by H. C. Hamilton and W. Falconer, 3
vols., London, 1857. There are several other editions of Strabo's work
available in English.

Tertullian. See vol. i., p. 195.

Apologeticus. Theophrastus. See vol. i., p. 188.

Utpivlaroplas, On the History of Plants. Written in 10 books.
This is one of the earliest works on botany which have come to us.
It was largely used by Pliny. In complete works, Schneider, Leipzig,
1818-1821, 5 vols. On Plants, edited by Wimmer, Breslau, 247

1842-1862. On Plants, edited by Slackhouse, Oxford, 1814.
atria, On the Causes of Plants, This was originally in 8 books, of
which 6 are now existant. Bibliog. vid. History of Plants.

II.--PERIOD COVERED BY VOLUME II.

Albategnius, Mohammed bbn Jabir. See vol. ii., p. 15.

The original MS. of his principal work, Zidje Sabt, is in the Vatican. A
Latin translation was first published by Plato Tiburtinus at Nuremberg,
in 1537, under the title De scientia stellarunt. Various reprints of
this have been made. Albertus Magnus. See vol. ii., p. 127.

Philosophic* Naturalis Isagoge, Vienna, 1514. Alhazen (full name, Abu
Ali al-Hasan Ibn Alhasan). See vol. ii., p. 18.

Only two of his works have been printed, his Treatise on Twilight
and his Thesaurus opticae, these being available in Michael Casiri's
Bibliotheca Arabico-Hispana Escuri-alensis, 2 vols., Madrid, 1760-1770.

Bacon,