148 Bibliography. 
It is ap named to say any thing of es excellence of a work, whose 
reputation has been long established an ich noone can read with- 
out both pleasure ‘and instruction. One of tie most striking peculiarities 
in this edition is seen in the more frequent reference to American facts 
with which the author’s two visits to this country and extensive travels 
in it have made him acquainted. 
5. A Dictionary of Modern Gardening-; by Gro. Wm. Jounson. 
London. Edited by Wm. Lanpretu of Philadelphia. en & Blanchard. 
1847. 1 vol. 12mo. pp. 635.—This is a useful compendium of all that 
description of information which is valuable to the modern gardener. 
tio! 
for the United States, by judicious additions and omissions. The vol- 
ume is abundantly tates with figures in the text. The articles, 
‘apple,’ ‘pear,’ ‘cherry,’ ‘plum,’ ‘ peach,’ embrace a brief and judicious 
selection of those varieties of fruits which experience has shown to be 
a suited to the United States 
A Manual of Road Making, comprising the location, construc- 
dion, and improvement of Roads (co mmon, Macadam, paved, plank, etc.) 
and Rai “Wm. GILLESPIE, My C.E., Professor of Civil 
Suporte in Union College. New York : A. 8; Barnes & Co. 1 vol 
12mo. pp. 336. 1847.—If the well established principles of road bull 
ing, which are so plainly set forth in Prof. Gillespie’s valuable work, 
and so well illustrated, could be once put into general use in this coun- 
try, every te wold bear testimony to the fact, that the author is 
a public benefac 
if Gacacheitentt of the American Philosophical Society, Philadelphia, 
Vol. ix, New Series, part iiii—p. 275. Description of New Fresh Water 
and Land Shells, with figures; by I. Lea.—p. 283. Observations 
made in the years 1838-1843, to determine the magnetic dip and in- 
tensity in the United States; by John Locke, M.D., Prof. Chem. and 
Pharm. in the Med. College of Ohio.—p. 329. Observations of the 
che wl dip made at several positions, chiefly on the southwestern and 
frontiers of a United States, and the 8 ge 1H 
t'two positions on the river Sabine, in 1840; by Maj. J. ah 
U. S. Corps of salheribeneh Engineers 
The following officers of this Society v were elected on fanteds last. | 
President—Nathaniel Chapman, M.D. 
Vice-Presidents—R. M. Patterson, M.D., Franklin Bache, M.D., 
A. Dallas pcre LL.D. : 
Secretaries—Hon. oh ~ Kane, Robley Dunglison, M.D., A. L. El- 
wyn, M.D., J. F 
oc te Three Years—Robert Hare, M.D., Wm. Hombel, 
gs, M. Vethake. 
Curators—E. Peale, J. P. Wetherill, John C. Cresson. 
- Treasurer—George ‘Ord, 
el Xe 
s_Brocgnorses OF THE Adanncc at Puitosopnicat Socrery.—Vol. iv, . 36 
Gadrcn ember, 1846.—p, 279, Letter from Dr. Franklin to Dr. sek of 
; 70 
wn on each other so as to pro a reduction of tem caaniacwan 207, 7, Ree 
marks on the Corpuscular thebey ; Prof. wea i . P 
i a a’ 
