LIST OF PUBLICATIONS 457 



Teaching Geology. New Educational Association, 1903. 

 Plant and Animal Intelligence. Harper's Magazine, July, 1903. 

 Human Personality. Independent, May, 1903. 

 Natural History of War. International Quarterly, September, 1903. 

 A Comparison of the Features of the Earth and Moon. Smithsonian Contri- 

 butions to Knowledge, vol. xxxiv; 1903. 



