\^ c ^ 



THE GERM-PLASM 



A THEORY OF HEREDITY 



BY 



AUGUST WEISMANN 



Professor in the University of Freiburg-in-Baden 



TRANSLATED BY 



W. NEWTON PARKER Ph.D. 



Professor in the University College of South Wales and Momiiouthshire 



AND 



HARRIET RONNFELDT B.Sc. 



WITH TWENTY-FOUR ILLUSTRATIONS 



NEW YORK 



CHARLES SCRIBNER'S SONS 



1893 



