GALILEO AND THE NEW PHYSICS (1) (p. 101). Rothmann, History of Astronomy (in the Library of Useful Knowledge), London, 1834.

(2) (p. 102). William Whewell, History of the Inductive Sciences, 3 Vols, London, 1847-Vol. II., p. 48.

(3) (p. 111). The Lives of Eminent Persons, by Biot, Jardine, Bethune, etc., London, 1833.

(4) (p. 113). William Gilbert, De Magnete, translated by P. Fleury Motteley, London, 1893. In the biographical memoir, p. xvi.

(5) (p. 114). Gilbert, op. cit., p. x1vii.

(6) (p. 114). Gilbert, op. cit., p. 24.