SCIENCE 



Sixth Year. 

 Vol. XI. No. 268. 



NEW YORK, MARCH 23, i{ 



Single Copies, Ten Cents. 

 ^3.50 Per Year, in Advance. 



Entered at New Tork Post-Offlc 



nd-CIass Mail-Matter, 



Editorial ...... 



Col. Carroll D. Wright's Work on Labor Statistics. — The Use 

 of Malt Liquors in the United States. — Can Doctors Adver- 

 tise? 



Washington Scientific News. 



Zuni Mythology and Religion 



The Life-History of Taenia Pectinata 



The Function of the Bone in Anchoring Implanted Teeth 



Some Recent Discussions of Target- Shooting 



Obscure and Conflicting Phenomena of the Drift North of 



Lake Ontario ..... 

 Sources of Error in the Determination of Atomic Weights 

 The Pristine Homes of the Indian Tribes of this Continent 



Health Matters. 



Malaria ...... 



Typhoid Infection ..... 



Grafts on Wounds .... 



The Human Breath .... 



135 



136 

 137 

 138 

 138 



138 

 139 

 139 



139 

 140 

 140 

 141 



Electrical Science. 



Electrical Traction 



Electrical Treaiment of Sewage 



Translonners 



Book-Reviews. 



Chaml)ers's EncyclopEedia . 

 Familiar Animals and their Wild ]> 

 A Catalogue of Canadian Birds 

 The Story of Creaiion 

 Practical Physics for Schools 

 The New Astronomy 



Notes and News 

 Letters to the Editor. 



Unusual Dermal Ossifications . . . G. Baur 



End of ihe Swindler . . . Chas. H. Gilbert 



A Critique of Psychophysic Methods . Joseph Jastrow 



On the Sense of Taste . E. H. S. Bailey ; E. L. Nichols 



On New Facts relating to Eozoon Ganadense A. R. C. Selwyn 

 Queries and Answers ..... 



141 

 141 

 141 



142 

 142 

 142 

 142 

 142 

 143 

 144 



144 



144 

 145 

 145 

 146 

 146 



The Science Company, Ptiblishers, ^y Lafayette Place, New York. 



Londo7i agent: G. E. Stechert, 26 King William St., Strand. 



MR. J . A . B E.A S H E A R 





^-^?^., 



wishes to announce to Physicibu''^^ hat he has 

 now ready for dehvery, three concave grating 

 Spectroscopes with all appurtenances, viz.: 

 Steel Rails, Carriages, Eye Piece and Camera 

 Holders, Camera, Rotating Slit, Grating Hold- 

 er, Micrometer, &c. Radius of Grating, lo ft., 

 with 4 in. Plate. 46,000 lines ruled on Prof. 

 Rowland's Engine. 



Preference given to those wishing to carry 

 on original research. Address 



J. A. BRASHEAR, Allegheny, Pa. 



