p. NECROLOGY. 685 



Paschen, Dr. F. Astronomer. Died at Schwerin, ISrechlenburg, Au- 

 gust 24th. 



Pentland, Joseph Barclay. Born in 1792. Well known for his ex- 

 plorations in Peru and Bolivia, and his determination of the elevation of sev- 

 eral peaks of the Andes. Died July 12th, in his 82d year. 



Rankine, Professor J. W. Macquorn. Born at Edinburgh in 1820. 



Distinguished as a civil engineer, and the author of valuable -works in me- 

 chanics. Died December 2oth, 1872, at the age of 52. 



Ronalds, Sir Francis. Well known, many years ago, for his experi- 

 ments in electricity. Died at Battle, in Sussex, in his 86th year. 



Rose, Gustave. An eminent chemist and mineralogist, and author of 

 various works on these sciences. Died in July, at Berlin, in the 76th year 

 of his age. 



Russell, Professor John Lewis. An ardent student of botany, and a 

 recognized authority on the cryptogams of New England. Died at Salem, 

 June 7th, in the 6ath year of his age. 



Saxton, Joseph. Celebrated for mechanical ability, and as the first in- 

 ventor of the electro-magnetic machine producing an electric spark, and many 

 useful machines, such as the medal-ruler, etc. Was a member of the Na- 

 tional Academy of Sciences. Died at Washington, October 26th, in the 75th 

 year of his age. 



Schaeffer, George C. Librarian of the United States Patent Office ; an 

 ardent cultivator of natural and physical science, and especially interested in 

 studying the microscopical structure of fossil plants. Died at Washington, 

 October 4th, in the 59th year of his age. 



Schweizer, Professor C. G. Director of the Observatoiy of Moscow. 

 Born February 10th, 1816. Died July 6th. 



Sedgwick, Professor. Author of many memoirs upon geological sub- 

 jects, in the "Transactions of the Philosophical Society of Cambridge" and 

 elsewhere. Occupied the Woodwardian chair in the University of Cambridge 

 at the time of his death, in the 88th year of his age. 



SmallwOOd, Dr. Charles. Specially known as interested in meteorol- 

 ogy, having had charge for some time of the Montreal Observatory. Died 

 at Montreal, December 22d, aged 66. 



Stewart, Dr. J. Lindsay. Conservator of forests in the Punjaub, in 

 India, and a writer on the botany of that country. 



Sullivant, William S. An accomplished botanist, and a recognized 

 authority in the department of the mosses for many years. Author of several 

 valuable works on this branch of science. Born in 1803. Died at Colum- 

 bus, Ohio, April 30th, at the age of 70. 



SydOW, Count Emil von. INlember of the general staff of the Prussian 

 army; an eminent geographer. Died of cholera at Berlin, October 14th, 

 aged 62. 



Thierry, Simon Dominique Amedee. A member of the institute of 



