Books and Articles Cited 105 



SHINN, M. W. Notes on the Development of a Child. 2 vols. Berkeley, 



Cal., 1893-1907. 



SMITH, G. Primitive Animals. New York, 1912. 

 SMITH, J. P. The Biogenetic Law from the Standpoint of Palaeontology. 



Journ. of Geology, Vol. 8, 1900. 

 SPENCER, H. Principles of Biology. 2 vols. 1st ed., New York, 1866-7; 



revised, New York, 1898-1900. 

 SUMNER, W. G. Folkways. Boston, 1907. 

 SUTHERLAND, A. Origin and Growth of the Moral Instinct. 2 vols. New 



York, 1898. 



SWIFT, E. J. Mind in the Making. New York, 1908. 

 TARDE, G. Laws of Imitation. 2nd ed. Trans. New York, 1903. 

 THOMAS, W. I. Source Book for Social Origins. Chicago, 1909. 

 THORXDIKE, E. L. The Original Nature of Man. New York, 1913. 

 TYLER, J. M. Growth and Education. Boston, 1907. 

 VINCENT, G. E. The Social Mind and Education. Chicago, 1897. 

 vox BUTTEL-REEPEX, H. B. Man and His Forerunners. Trans. London 



and New York, 1913. 

 VON ZITTEL, K. Palaeontology and the Biogenetic Law. Natural Science, 



Vol. 6, 1895, 305-312. 



WALLACE, A. R. Natural Selection and Tropical Nature. New York, 1891. 

 WASHBURN, M. F. Animal Mind. New York, 1908. 

 WOODWARD, A. S. Outlines of Vertebrate Palaeontology. Cambridge, 1898. 



