O. NECROLOGY. 54 



o 



the systematic works upon the natural history of Chili, Cuba, and elsewhere, 

 publislied under the direction of tlie French government. Died February 

 17th, aged sixty-seven. 



Hearder, Dr. Jonathan. An inventor and manufacturer of many forms 

 of electrical and chemical apparatus, an early advocate of a telegraphic cable 

 across the Atlantic ; also a manufacturer of fishing-tackle and other appara- 

 tus for the capture of fish, his trawl-nets having been used by the British 

 Challenger expedition and the United States Fish Commission. Died at 

 Plymouth, England, July 1 6th, at an advanced age, 



Jacobi, Lieutenant-General. The monographer of the genus Agave. 

 Died at Berlin. 



James, Dr. Born in Riclimond, Virginia. Surgeon and naturalist 

 of the Chevert, a vessel fitted out by Mr. Maclay for exploration in New 

 Guinea. An accomplished collector. Killed by the natives of Yale Island, 

 New Guinea, September 15th. 



Jelinek, Dr, Carl. A distinguished physicist, and publishing much re- 

 lating to magnetism and meteorology. Director of the Central Institute for 

 Magnetism and Meteorology at Vienna. Died at Vienna, October 9th, aged 

 fifty-four. 



King", Dr. Richard. A companion of Sir George Back in his arctic 

 travels, of which he wrote a narrative ; author of many articles of a medical 

 and sanitary nature, and editor of a statistical and ethnological journal. 

 Died February 4 th. 



Kopp, Professor E. An Alsatian by birth ; a professor in the Univer- 

 sity of Strasburg previous to 1848 ; afterward Professor of Chemistry in the 

 Polytechnic School of Zurich ; well known as a writer on the history and 

 progress of the coal-tar colors. Died November 3d, at the age of fifty-nine. 



Kowalevsky, Dr. J. Secretary of the Caucasian section of the Impe- 

 rial Russian Geographical Society, and editor of its publications. 



Laplace, Admiral Cyrille. Well known as connected with numerous 

 voyages of discovery, the results of which added much to the knowledge of 

 physics and natural history of the globe. Died at Brest, January 24th. 



Leigh, Evan. Im-entor of the "twin screw," and other details con- 

 nected with cotton machinery. Died at Manchester, England, February 2d, 

 in the sixty-fifth year of his age. 



Letheby, Dr. Distinguished as an analyst, and for many years medical 

 ofiicer of health in the city of London. Died in April, at the age of sixty. 



Lucas, Louis A. A well-known African traveler. Died near Jeddah, 

 on the Red Sea, in November, 



Macaya, de Castera. Born in ISOO. Well known as Secretary and 

 President of the Geographical Society of Paris, and author of numerous es- 

 says upon geographical subjects. Died in Paris, January 14th, aged seventy- 

 six. 



