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THE INTERNATIONAL SCIENTISTS' DIRECTORY for 

 1 88 1-2, contains the names and addresses of from 15,000 to 20,000 

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SCIENCE 



A WEEKLY JOURNAL OF SCIENTIFIC PROGRESS. 



Vol. II, No. 76, 



December 1 O, 1 88 1 



CONTENTS. 



Letter From Professor Edmund C. Pickering ; Shaler & Davis' " Glaciers," by W. J. 

 McGee : New York Academy of Sciences, Nov. 21, 1881 (illustrated) ; On the Cell 

 Doctrine, by Dr. Louis Elsberg ; Dr. D. Draper's Instrument for Recording the 

 Velocity of the Wind ; Statistics of the Sun ; French Academy of Sciences, Nov. 7, 

 1881 ; Infected Pork ; The Comparative Action of Dry Heat and Sulphurous Acid 

 Upon Putrefactive Bacteria; Notes on the Mortality Among Fishes of the Gulf of 

 Mexico, by S. H. Johnson ; Commander Cheyne's Expedition ; Dr. Draper's 

 Meteorological Report ; Minor Notes, &c, &c. 



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