(186 SCIENTIFIC RECORD FOR 1885. 



Walter Flight, born January 21, 1841; died November 4, 1885. Dr. Flight was for 

 many years assistant in the miueralogical department of the British Museum. 

 He published many valuable papers on the chemical composition of meteorites, 

 and of the occluded gases contained in them. For a fuller biography, see Nature, 

 XXXIII, 85. 



Philipp Greiff, member of the German Chemical Society, died September 17, 1885. 



Otto Mendius, of Ziegelhausen, died March 21, 1885. He was the author of the well- 

 known " Mendius' Reaction," for converting nitrites into primary amines. 



Hermann Romer, born October 31, 1848, at Mahlen, in Silesia ; died in Berlin, Jan- 

 uary 27, 18S5. He was instructor in the Technical School at Berlin. , 



Benjamin Silliman, born December 4, 1816; died January 14, 1685. He was one of 

 the founders of the Sheffield Scientific School, and professor of chemistry in the 

 Yale Medical School. For a full biography, see American Journal of Science. 



Alfred Tribe, died November 26 at the age of forty-six. His researches in conjunc- 

 tion with Dr. Gladstone have been numerous and imjjortant. 



Walter Weldon, boru October 31, 1832; died September 21, 1885, at his resideuce 

 in Surrey. He was a most successful technical chemist, the author of the well- 

 known "Weldon process" for regenerating the MnO-j used iu the preparation of 

 chlorine. For fuller notice, see Chem. News, lii, 176. 



George Witz, of Rouen, died June 17, 1885, aged 48 years. He made important con- 

 tributions to the chemistry of cellulose. 



GUSTAV Wunder, director of the Technische Staats-Lehranatalten in Chemnitz, died 

 September 20, 1885. He was a member of the German Chemical Society. 



