PUBLISHED BY LEA & BLANCHARD; 
A TEXT BOOK OF 
PRACTICAL GEOLOGY AND MINERALOGY, 
With instructions for the qualitative analysis of Minerals, 
BY JOSHUA TRIMMER, F.G.S., 
WITH TWO HUNDRED AND TWELVE WOOD CUTS, 
A handsome Octavo volume, bound in embossed cloth. 
This is a systematic introduction to Mineralogy, and Geology, admirably 
calculated to instruct the student in those sciences. The organic remains 
of the various formations are well illustrated by numerous iigures, which 
are drawn with great accuracy. 
THE BRIDGEWATER TREATISES ON THE POWER, WIS- 
DOM AND GOODNESS OF GOD, as manifested in the Creation, 
containing Bell, Chalmers, Kidd, Whewell, Prout, Kirby, Roget and 
Buckland, with numerous engravings, wood cuts, and maps. The 
whole series forms a beautiful set of books, in 7 volumes, 8vo, to be had 
in handsome cloth or half bound with calf backs and corners. 
The following Three Treatises can be had separately : 
GEOLOGY AND MINERALOGY, considered with reference to Na- 
tural Theology, by the Rev. Wm. Buckland, D. D., Canon of Christ 
Church, and Reader in Geology and Mineralogy in the University of 
Oxford ; with nearly 100 copper-plates and large coloured maps ; a new 
edition, from the late London edition, with supplementary notes and 
additional plates. 
ROGETS’ ANIMAL AND VEGETABLE PHYSIOLOGY ; with 
nearly 500 wood cuts, in two volumes ; second American edition. 
THE HISTORY, HABITS AND INSTINCTS OF ANIMALS; 
by Rev. Wm. Kirby, M. A., F. R. S. ; illustrated by numerous copper- 
plate engravings. 
A POPULAR TREATISE ON 
VEGETABLE PHYSIOLOGY; 
Published under the auspices of the Society for the Promotion of 
Popular Instruction ; 
WITH NUMEROUS WOOD OUTS, 
In One Volume, 12mo. 
THE MILLWRIGHT AND MILLER’S GUIDE. By Oliver Evans. 
The Tenth Edition with Additions and Corrections, by the Professor 
of Mechanics in the Franklin Institute of Pennsylvania ; and a Descrip- 
tion of an Improved Merchant Flour Mill. With Engravings. By C. 
& O. Evans, Engineers. 
T his is a practical work, and has had a very extended sale. 
SOLD BY ALL BOOKSELLERS. 
