240 Miscellaneous Intelligence. 
on different branches of electricity, to which M. Becquerel de- 
voted his especial attention, will be found in the Comptes Rendus 
of the Academy of Sciences. e may more particularly name 
Mémoire sur les Caractares Optiques des Minéraux (183+), Sur les 
Propriétes Teenchiienidies des Corps Simples et leurs Applica- 
tions aux s (1841), and Mémoires sur la Reproduction Arti- 
ficielle des econ Minéraux, 4 aide de Courants Electriques 
trés faibles (1852). His researches on animal heat t, and other 
applications of physics to physiology, on which subjects memoirs 
will be found in the Comptes Rendus, were % a high see 
Becquerel was a voluminous writer on science, the most 
n the several divisions of electrical science, to which the father 
and s son had devoted the largest portion of their lives. Atheneum, 
an. 26. 
M. Re uEr—M. Henri Victor Regnault died at sa almost 
simultaneously with M. Becquerel, on the 2ist of January. 
M. Re was born on the 2\st of Jul 1810, at Aix-la- 
Chapelle He was a student of the Polytechnic School, and 
shortly after leaving that school he became Ingénieur en Chef 
s Min In 1 ; Physics 
College of France and of Chemistry in the Polytechnic School. 
In the same year he was elected a Member of the Académie des 
ences soGebeines par Ordre de M. le Ministre des Travaux ate 
a Vanes et Baa la Proposition de la inieianoe Centrale des Machines 
These main a standard authority upon 
all ede relating 2 the thedey and practice of the use e of 
Steam as a motive 
. Regnault was the father of the ge a seh painter who fell, 
fighting for his country, at he siege of Pa 
egnault published a Cours Elémentaire de Chimie, in four 
volumes. Premiére Notions de Chimie, and a Traité de payee 
The Cours Elémentaire has been translated into several European 
languages, and the other works of M. Regnault are highly appre 
ciated in this country as in France.— Ibi, id. 
