Bibliography. A53 
with all the fullness required for class instructi 
7. A Descriptive Treatise upon the Sun, Moon and Planets, includ- 
ing the Solar System, an account of all the recent discoveries ; ; 
Russet. Hrnp, Foreign Secretary of the Royal Astronomical Society 
of London, etc. 200 pp., 12mo. New York, 1852. G. P. Putm 
—This excellent work has the merit of being furnished with the latest 
discoveries in astronomy. It takes up the Sun and Planets with their 
satellites in order, and treats of them in a lucid style, addressed espe- 
cially, as the author states in his preface, to general readers desirous of 
informing themselves of the present state of our knowledge of the 
heavenly bodies, rather than to the profound astronomer. 
8. eatise of Analytical Geometry; proposed by Rev. Brenz- 
pict Sestinti, 8. J., Prof. Nat. Phil. and Astr. in Georgetown College. 
210 pp., 8vo. Washington, 1852.—The subject of Analytical Geom- 
etry is gaining access to many of our literary institutions, and already 
a choice of works in this department is before the public. Prof. Ses- 
ete. The subject of Optics is presented with unusual perspicuity and 
on. 
> 
io 
So 
cipal heads, “from which, as from a nucleus, the theory of the lines 
and surfaces of the second order are deduced.” All the properties of 
the lines as well as of the surfaces are derived from the discussion of 
the simple quadrinomial formula mx?--na--p=q, or from the trino- 
mial mx?-+-na==d, a simplification of the subject brought forward by 
Cauchy. 
9. he Essay on Organic or Life Force; by J. H. Watters, A.B. 
Written for the Degree of Doctor of Medicine in the University of 
Pennsylvania. 36 pp., 8vo. Philadelphia, 1851. Lippincott, Gram 
& 
? . * . 
Co.—The proposition which the author endeavors to sustain in this 
Society of London, Feb. 20th, 1852; by Wm. Horxins, Esq., Presi- 
dent of the Society. 64 pp., Svo. London, 1852 
and 
tions. and of all subjects in geology the least understood. The phe- 
nomena of glaciers a oneal and the three agencies, glaciers, float- 
ing ice and currents are spoken 
Seconp Serres, Vol. XIV, No. 42.—Nov,, 1852. 
