SCIENTIFIC NOTES AND NEWS G91 



in June, 1887. He was a graduate of George Washington University 

 and had been in the government service for thirteen years, acting also 

 as instructor at the University during a part of that time. He was a 

 member of the Chemical Society. 



Mr. Frederick Knab, of the Bureau of Entomology, U. S. Depart- 

 ment of Agriculture, died on November 2, 1918, in his fifty-fourth 

 year. Mr. Knab was. born at Wiirzburg, Germany, September 22, 

 1865. He was engaged in entomological work in Massachusetts and 

 Illinois for a number of years, and then entered the service of the Bu- 

 reau of Entomology in 1906. His scientific studies and publications 

 were concerned chiefly with the coleoptera and diptera. He was a 

 member of the Biological and Entomological Societies of Washington. 

 In his will, dated July 6, 1918, he bequeathed funds to the Entomologi- 

 cal Society for its publication fund, and his library and collections to the 

 National Museum. 



Lt. Col. Gilbert N. Lewis has returned from France and has been 

 in Washington for several weeks on business connected with the Chem- 

 ical Warfare Service. 



Dr. Artemas Martin, of the U. S. Coast and Geodetic Survey, died 

 on November 7, 1918, in his eighty-fourth year. Dr. Martin was 

 born in Steuben County, New York, August 3, 1835. He had been 

 connected with the Coast Survey since 1885. For many years he had 

 been a frequent contributor to mathematical journals, and he also 

 edited and published the Mathematical Visitor and the Matheviatical 

 Magazine. His writings dealt chiefly with properties of triangles, 

 logarithms, properties of numbers, diophantine analysis, probability, 

 and elliptic integrals. He was a member of the Philosophical Society 

 of Washington and of many American and foreign mathematical 

 societies. 



Colonel John Millis, of the Corps of Engineers, U. S. Army, has 

 been transferred from the Engineer Office at Savannah, Georgia, to the 

 Headquarters of the Central Department, at Chicago, Illinois. 



Dr. Charles Reitell, formerly Professor of Economics and Cost 

 Accounting at the WTiarton School of Finance and Commerce, Uni- 

 versit}^ of Pennsylvania, has recenty been appointed Economist at the 

 Bureau of Standards. 



Dr. Charles Richard Van Hise, President of the University of 

 Wisconsin, and a nonresident member of the Academy, died on No- 

 vember 19, 1918. President Van Hise was born at Fulton, Wisconsin, 

 May 29, 1857. His entire academic career was spent at the University 

 of Wisconsin, where he became successively professor of metallurgy, 

 professor of mineralogy and petrology, professor of geology, and finally 



