Chapter II
Roger Bacon. Fr. Rogeri Bacon Opera Quaedam Hactenus Inedita.
J. S. Brewster. London, 1859.
The Opus Majus of Roger Bacon, edited with an introduction and analytical table by John Henry Bridges. Oxford, 1897–1900.
Letter concerning the marvelous power of art and of nature, and concerning the nullity of magic. Translated from the Latin by Tenney L. Davis. Easton, Pa., 1923.
Part of the Opus Tertium of Roger Bacon, including a fragment now printed for the first time, edited by A. G. Little. Aberdeen, 1912.
Pierre Maurice Marie Duhem. Le Système du monde, histoire des doctrines cosmologiques de Platon à Copernic. Paris, 1913–1917.
Witelo. Vitellionis Turingopoloni Libri X.
Basel, 1572.
Vitellionis Mathematici Doctissimi Περὶ Ὀπτικῆς. Nuremberg, 1535.