270 Correspondence of J. Nicklés.—Bibliography. 
Ladevi-Roche— Unité des Races Humaines, a brochure in 8vo. The author decides 
in favor of this unity, after a profound examination of the moral nature of man in 
connection with an examination of physical facts which have been demonstrated by 
diff cree hee pete tr 
set.— Hetérogénie ou Génération Spontanée, in = with plates. Mr. Muss 
See ‘partean of spontaneous generation, whic e.apeporte by obeervanils 
which he has made with care in common with Joly of vronlo ne 
By H. Bossangez, Quai Voltaire, 25, Paris. 
Achille Delesse.—Carte Agronomique des Environs de Paris, 1862.—For some time pas 
they have undertaken, in France, to represent the varaauie world sud pa 
i hie. ess 
by t he aid pe well ‘atlestod colors. pt 
the author.— 
de Char wcourtois.— Vis Tellurique.—This work consists of a natural classifica- 
Big 
tion of simple bodies as war as of she saat Ep effected by means of a system 
of ‘helicoid’ and numerical classification. This classification which depends a 
cially upon the physical properties of bodies, ay me es, very frequently, to results 
which accord with Sao ings aA se It was s thus that the place of rub 
armacie, x1, p. 2 Sy 
Eheibesives, appear in the table of M. de Chancourtois under the name of inter 
mediate bodies, results to which M. de Chancourtois has been led from considera 
tions totally differe : fron our own, e same considerations led him to double 
certain e gents 3 se as C, O, 8, Se, Te, &e., just as has been done in the nota- 
tion of Gerhardt. ‘These parallel coincidences ‘are certainly not accidental, they 
reveal a fundamental law of which the “ vis tellw ” appears to give the ke, 
A. Scheurer-Ke — nnepe lémentaires de a a 
pliquée aux Combinasions Oi es.—The leisure imposed by a political imprison 
ment has given to the author, a young chemist fu : of rps , the idea of making, 
for the chemical theory upp in his minda hism for the use ni 
persons who desire to become acquainted with this mbaery: ete ee from the labo : 
of Laurent a wa Gerhardt t, of Dumas, Wurtz, Hoffman, iliam son, T. Hunt, 
&e tere theory is explained with great clearness aly supported by nu 
e form 
ade DY 
beg A = author and em oy ps the oe 
ealeu 
he has left, that M. H. Laurent a this saseible work. 
ematician is the son of Au i, hah 
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