378 Miscellanies. 
be surprising if it should be found that this display is chiefly limited 
to the northern hemisphere. The inhabitants of the southern hemi- 
sphere may, however, at other seasons, be favored with meteoric dis- 
plays which are to us invisible. E. C. H. 
New Haven, Conn 
3. New edition of Eaton’s Manual of Botany.—The eighth edi- 
tion of this popular Manual will be published in the course of the 
spring of 1840, by Mr. Elias Gates, bookseller, Troy, N.Y. The title 
in full, is North American Botany ; comprising the Native and Com- 
mon Cultivated Plants North of Mexico: Genera arranged accord- 
ing to the Artificial and Natural Methods. In this edition, Prof. 
Eaton is associated with Jonn Wricut, M. D., Prof. Veg. and An. 
Phys. in Rensselaer Institute; Mem. Yale Nat. Hist. Soc., &c., from 
whose labors the public may justly expect that the book will receive 
much increase of value. It will contain indications of the medicinal 
propertics of plants, from Lindley’s Medical Flora; with numerous 
other valuable additions and aprarente's and will constitute a vol- 
ume of about 550 pages, large 8vo 
4. er eae ae Researches in Electricity ; by Micwaet Fara- 
pay, D.C. L., F. R. S. Reprinted from the Philosophical Trans- 
actions of 1831-1838. London: R. & J. E. Taylor, 1839. 8vo- 
pp- 574. 8 plates—This volume comprises the fourteen series of 
Experimental Researches which this distinguished author has pub- 
lished in the Philosophical Transactions, and which are now reprinted 
in order to supply the series, accompanied with an Index, in a conven- 
ient form, for a moderate price. These Researches have contributed 
greatly to the advancement of the science of Electricity, and are too 
well known and appreciated to need any commendation at our hands. 
5. A New Comet.—At 28 minutes after 3h. A. M., December 9, 1839, 
(civil reckoning at Berlin,) a new comet was observed by Encke, at 
the Royal Observatory at pei Prussia, at which time he found its 
right ascension to be 13h. . 44s.; and its southern declination, 
11’ 30". 
At 6h. 31m. 13s, A. M., December 10, (civil reckoning at Altona,) 
Professor Schumacher, at the Observatory of Altona, dotssnioad the 
comet’s place to be in R. A. 13h. 43m. 45s.; N. Dec. § 18”5 at 6h. 
> 42s. A. M. of the 11th, according to the same observer, the com- 
t’s place was in R.A. 13h. 53m. 19.27%s. ; ; N. Dec. 27’ 57.7". 
“a the Observatory of Hamburg, December 15, at 4h. 21m. 55.38s. 
A. M. (civil reckoning at Hamburg,) M. Rivmker found the place of 
the comet to be in R. A. 14h. 32m. 59.49s.; N. Dee. 1° 39 33.49".— 
Extract in N. Y. Jour. of Com. Feb. 1, 1840. 
