By the same Author. 
THE HISTORY OF THE EVOLUTION OF MAN. 
By Professor H. Harcken. Translated by H. A. 
J. VAN RuHYN and L. EnsBere, M.D. 
Now Ready. 
THE THEORY OF DESCENT AND DARWINISM. 
By Professor Oscar Scumipr (Strasburg Uni- 
versity). Illustrated. Price 5s. 
Being Vol. XII. of the International Scientific Serves. 
HENRY S. KING & CO., LONDON. 
