THE HISTORY OF BIOLOGY 



383 



Aristotle, 384-322 B. C. 



Cuvier, 1768-1832. 



Francesco Redi, 1626-1697. 



Lazzaro Spallanzani, 1729-1799. Johannes Miiller, 1801-1858. Robt - Brown, 1773-1858. 



Max Schultze, 1825-1874. 



August Weismann, 1834-1914. 



Louis Pasteur, 1822-1895. 



Fig. 243. 



(Aristotle and Max Schultze, from Needham's "General Biology" by permission 

 of The Comstock Publishing Co., Publishers. Pasteur, from G. Stuart Gager's 

 "Fundamentals of Botany" by permission of P. Blakiston's Sons & Co., Publishers. 

 Remaining photographs from Wm. A. Locy's "Biology and its Makers" by per- 

 mission of Henry Holt & Co., Publishers.) 



