CHEMISTRY. 531 



delejeflf aud to Lotliar Meyer for their discovery of the periodic relations 

 of the atomic weights. This has drawn out a protest from John A. E. 

 isewlands, of London, who claims priority in the publication of the peri- 

 odic law, and who produces evidences of his assertion. {Ghem. News^ 

 46, 278.) 



The French Academy of Sciences offer the new Volta prize of 50,000 

 francs to the author of the discovery which shall enable electricity to 

 be applied economically in one of the following directions : as a source 

 of heat, of light, of chemical action, of mechanical power ; as a means 

 of the transmission of intelligence, or of the treatment of disease. 

 Competition is open until June 30, 1887, to scientific men of all nations, 

 and the award will be decided in December, 1887. 



The German Chemical Society is in a very flourishing condition. At 

 the close of 1882 it numbered 2,527 members, of whom 16 are honorary 

 and 263 associate members. The Berichte, published annually by the 

 society, forms one of the most important of chemical journals ; the two 

 volumes issued in 1881 comprise over 3,000 pages, and the volumes for 

 1882 attain about the same size. The total income of the society for 

 1882 amounted to 56,247 marks, and the expenses for the same period 

 were 44,697 marks. 



Necrology. — During the year 1882 the deaths of many eminent chem- 

 ists were recorded. Among them may be mentioned : Dr. John "W. 

 Draper, of New York ; Dr. Henry Draper, of New York ; Prof. Will- 

 iam B. Rogers, of Boston ; Dr. John Stenhouse, of Manchester ; Prof. 

 Eudolph Bottger, of Frankfort ; Dr. Ludwig Feder, of Munich ; Prof. 

 A. Popoff, of Warsaw j Prof. Friedrich Wohler, of Gottingen. 



