THE PROGRESS OF SCIENCE 



519 



Alfred Giard. 



SCIENTIFIC ITEMS 

 We regret to record the deaths of 

 Dr. H. M. Boye, the chemist, who at 

 the age of ninety-seven years was the 

 only surviving founder of the American 

 Association; of Dr. Persifor Frazer, 

 the chemist and geologist of Philadel- 

 phia ; of Mark Vernon Slingerland, who 

 held the chair of economic entomology 

 at Cornell University, and of Dr. Will- 

 iam Jones, who was killed while en- 

 gaged in anthropological explorations 

 in the Philippines. Among foreign men 



of science, we note with regret an- 

 nouncements of the deaths of Dr. Her- 

 mann Ebbinghaus, professor of philos- 

 ophy at Halle, and of Professor Arthur 

 Gamgee, F.R.S., the physiologist. 



The centenary of the birth of Oliver 

 Wendell Holmes has been celebrated at 

 Harvard University, whpre he was pro- 

 fessor of anatomy and physiology from 

 1847 to 1882. — Congress has appropri- 

 ated $5,000 for the erection of a me- 

 morial to Major J. W. Powell, on the 

 brink of the Grand Canyon of the Colo- 



