- 
4 
IMPORTANT NEW WORKS 
ON NATURAL SCIENCE. 
BLANCHARD & LEA, PHrLADELrata, 
HAVE NOW READY, 
y 
Carpenter, M.D., F.R.S., Author of “ Human Physiology,” &c. &c. 
new American, from the fourth and revised London edition. with 
three hundred and nine beautiful illustrations on wood. In gne very 
handsome octavo volume, of 750 pages. 
The delay which has occurred in the appearance of this edition, has 
arisen from the very thorough revision and remodelling which it has 
undergone at the hands of the author, who has spared no pains to ren- 
der it a complete and trustworthy exposition of the present advanced 
condition of Comparative Physiology. very large number of new 
illustrations have been introduced, and the publishers confidently present 
it as worthy of its exalted reputation in every point of mechanical and 
artistical finish. 
THE PRINCIPAL FORMS OF THE SKELETON AND OF 
THE TEETH. By Professer R. Owen, Author of ‘“ Comparative 
Anatomy,” ‘** Archetype of the Skeleton,” &c. ith numerous illus- 
trations. In one handsome royal 12mo. volume. Written as a popu- 
lar exposition of his favorite science, by the most distinguished osteolo- 
gist of the age, this volume will be found of much value to all students 
mparative Anatomy, Geology, Zoology, &c. &c., of which scl- 
ences osteology may now be regarded as the basis. 
THE PHYSIOLOGY OF ANIMAL AND VEGETABLE LIFE. 
A Popular Treatise on the Functions and Phenomena of Organic Life. 
To which is prefixed a general view of the great Departments of 
Human Knowledge. By J. Stevenson Busuman, M &c. In one 
handsome royal 12mo. volume, with numerous illustrations. 
H OF CHEMISTRY, THEORETICAL, PRAC- 
B A. Aset and C. L. Bioxa™. 
LATELY ISSUED, 
THE BOOK OF NATURE—A Popular Introduction to the Scien- 
ces of Physics, Astronomy, Chemistry, Mineralogy, Geology, Botany; 
Zoology, and Physiology. By Frepericx Scaoepter, Ph.D., &c. Trans- 
lated with additions from the Sixth London Edition, by Henry Msp- 
Lock.—With American additions and a Glossary. In one crown octavo 
volume, of 750 pages, with nearly seven hundred handsome illustrations: 
hase necessarily condensed, and written in a popular style, this 
work will be found to contain a vast amount of accurate scientific 10- 
formation, fully brought up to the most recent investigations. 
