

A WEEKLY NEWSPAPER OF ALL THE AR!"""«ff-°"-y^«.<,.,^ ENCES. 



PUBLISHED BY N. D. C. HODGES, 874 BROADWAY, NEW YORK. 



Tenth Year. 

 Vol. XX. No. 511. 



NOVEMBER 18, 1893. 



Single Copies, Ten Cents. 

 $3.50 Per Yeah, in Advance. 



Contents. 



Contribution to the Etiology of Beri-Beri. 

 Albert S. Ashmead ' 



Origin of the Lines of Mars. Henry W. ^ 

 Parker ' 



Residual Personality. Arthur E. Bostwick.. » 



Current Notes on Anthropology. — XIX. D. 

 O. Brinton. Editor ! 



Origin of Volition in Childhood. J. Mark 

 Baldwin ' 



The International Congress of Experiment- 

 al Psychology, Held in London, August, 

 1893. Arthur Macdonald '■ 



Letters to the Editor. 



The Libyan Alphabet. D. G. Brinton I 



Sense ol Direction in Animals. H. E. Van 



Den 



A Lamentable Case. M. G ^ 



Flight of Archippus. B. T. Bumble £ 



Codling-Moth Statistics from Oregon. J*". L. 



Washburn '< 



Action of Electric Light on Plants. C H. 



Ames S 



Chemical Nomenclature. T. H. Norton ! 



The Humming-Bird's Food. H.L.Bruner.. i 

 Book Reviews. 



Manners and Monuments of Prehistoric 



People ' 



Alaskana, or Alaska in Descriptive and 



Legendary Poems ! 



Experiments Arranged for Students in Gen- 

 eral Chemistry ' 



Methods of Gas Analysis ! 



Among the Publishers I 



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