Organic Dependence and Disease : 

 Their Origin and Significance. 



By John M. Clarke, 



D.Sc, Colgate, Chicago, Princeton 



LL.D., Amlierst, Johns Hopkins 



Member of the National Academy of Sciences 



New York State Paleontologist 



New Haven: 

 Yale University Press. 



London, Humphrey Milford, Oxford University Press. 



Mdccccxxi. 



