CHAPTER IV

Hooke: Biography in encyclopædias, his microscope in Carpenter, The Microscope and Its Revelations, 8th ed., 1900.

Malpighi: Richardson, vol. II; Same article in _The Asclepiad_, vol. X, 1893; Atti, Life and Work, in Italian, 1847, portrait; Pettigrew, vol. II; Marcello Malpighi e l'Opera Sua, 1897, a collection of addresses at the unveiling of Malpighi's monument at Crevalcuore, that by Koelliker excellent; Locy, Malpighi, Swammerdam, and Leeuwenhoek, _Pop. Sci. Mo._, 1901--portrait and pictures from his works; MacCallum, _J. Hop. Univ. Hospit. Bull_. Malpighi's Writings: Opera Omnia, difficult to obtain, the Robt. Littlebury edition, Lond., 1687, contains posthumous papers and biography; separate works not uncommon; Traité du Ver à Soie, Montpellier, 1878, contains his life and works.

Swammerdam: Life by Boerhaave in Biblia Naturæ, 1735; also Bibel der Natur, 1752; also The Book of Nature, 1758; Von Baer, Johann Swammerdam's Leben und Verdienste um die Wissenschaft, 1864, in _Reden_, vol. I; Locy, _loc. cit._--portrait.

Leeuwenhoek: New biographical facts in Richardson, vol. I, p. 108; same article in _The Asclepiad_, vol. II, 1885, portrait, signature, and other illustrations; Arcana Naturæ; Selected works in English, 1758; Locy, _Pop. Sci. Mo._, April, 1901.