422 LEEUWENHOEK AND HIS “ LITTLE ANIMALS” 
WHEWELL, W. (1857). History of the Inductive Sciences. (8rd ed.) 8°. 
3 vols. London. 
WILDEMAN, M. G. (1903). Avchaeography of Delft Curiosities. 8°. Delft. 
WILKINS, J. (1708). Mathematical and Philosophical Works. 8°. London. 
WILLIAMS-ELLIs, A. (1929). Great Discoverers. 8°. London. (British 
Broadcasting Corporation. Broadcast to Schools: Story III, 
1 Feb. 1929.) [Worthless and misleading account of L. on p. 13.] 
WILLNAU, C. (1921). Ledermiiller. Erzahlung. 8°. Leipzig. 
WILLNAU, C. (1926). Ledermiiller und v. Gleichen-Russworm. Zwei deutsche 
Mikroskopisten der Zopfzeit. 8°. Leipzig. [Brochure, 24 pp.] 
Wor r, A. (1927). The Oldest Biography of Spinoza. 8°. London. 
WooprvurFr, L. L. (1926). The versatile Sir John Hill, M.D. Amer. Nat., 
LX, 417. 
Worp, J. A. (1917). See HuycGEns, Constantijn. 
WRISBERG, H. A. (1765). Observationum de Animalcults infusoriis Satura. 
8°. Goettingae. 
ZAHN, J. (1685-6). Oculus artificialis teledioptricus, sive Telescopium. 
Fol. Herbipoli. [Compilation. Contains nothing original.] 
