NECROLOGY. 



Anderson, Andrews Anders. A well-known ornithologist, especially 

 familiar with the birds of India. Died in July, 1878. 



Asten, Professor Emil VOn. Author of several important papers on 

 astronomical subjects, especially respecting the orbits of Uranus and the mo- 

 tion of Encke's comets. Died August 15th, at Kiel, in the thirty-sixth year 

 of his age. 



Back, Admiral Sir George. Well known in connection with arctic 

 exploration. Accompanied Sir John Franklin, in 1818, in his overland 

 expedition from Hudson Bay to the Coppermine River, after a still earlier 

 experience in a voyage to Spitzbergen. With Franklin again in 1825, co- 

 operating with Captains Beechy and Parry in their search for a Northwest 

 passage. Appointed to conduct an expedition in 1833 for the relief of Sir 

 John Ross ; and closing his connection with arctic exploration by a voynge 

 to Greenland in the Terror, in 1836, when he nearly reached Repulse Bay. 

 Died in June, in the eighty-first year of his age. 



Bardwell, Professor F.W. Employed for a time, after graduating at 

 Harvard, on the Nautical Almanac ; then Professor at Antioch College, and 

 subsequently Professor of Astronomy and Engineering in the University of 

 Kansas. Died at the age of forty-six. 



Becqiierel, Professor A. C. Member of the Institute of France, and 

 the author of many valuable papers on electricity ; for his discoveries, a re- 

 cipient of the Copley Medal of the Royal Society of London in 1837. A Pro- 

 fessor of Physics in the Museum of Natural History of Paris. Died January 

 19th, at the age of nearly ninety. 



Behn, Professor W. F. G. Professor of Zoology in the University of 

 Kiel, and also at Dresden ; subsequently President of the Leopold-Caroline 

 Academy of Naturalists. Died at Dresden, May 14th, in the seventieth year 

 of his age. 



Belgrand. A distinguished French engineer, and the projector of the 

 system of sewerage in Paris. Died April 8th, in the sixty-eighth year of 

 his age. 



Belt, Thomas. An accomplished naturalist and geologist. Died in 

 Colorado. 



Berendt, Dr. G. Well known for his explorations in Mexico and Cen- 

 tral America ; an ardent student of the ethnology, geography, and natural 

 history of these countries, and especially interested in the philology of the 



