Wo Wis 
Vor. LXXVII. No. 4. OCTOBER, 1910 
POPULAR SCIENCE 
MONTHLY 
EDITED BY J. McKEEN CATTELL 
CONTENTS 
Address before the National Conservation Congress. President WintiAmM 
ce Tarr -. : 5 , : : ; ‘ : ‘ : . 313 
The Paleontologic Record: The Relation of Paleobotany to Phylogeny : 
Professor D. P. PenHALLow. Paleontology and Isolation: Dr. Joun 
M. CLARKE : : ; : - : é . ; : . 333 
The Role of Hybridization in Plant Breeding. Professor E.M. East . 342 
The Natural History and Physiology of Hibernation. Dr. ALLEN CLEG- 
HORN . ; : : : . , . 356 
The Home of the Alligator. Professor A. M. Rrxsr : : . 365 
The Owen Bill for the Establishment of a Federal Department of Health 
and its Opponents. Dr. Anotpaus Knorr : : : 4 . 373 
The Distinction between the Liberal and the Technical in Education. 
Professor Percy Huaurs . 2 ; , ; : : ; 00g 
The Tariff Board: Its Scope and Limitations. Srymour Loomis ‘ . 386 
A Supreme Court of Science. Professor J. Prasp Norton : : - 396 
The Moral Equivalent of War. Wiu1am James . - ; : . 400 
The Progress of Science : : 5 ‘ A F ; , ‘ . 413 
Ae a James; National and International Scientific Congresses ; Scientific 
ms. 
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