vi CONTENTS. 
Page. 
XXVII. On some Soluble Basic Salts of bot by Joun M. ig 
Orpw ‘ - - 220 
XXVIIL A Poblen in pace Suis: ‘cameul 7 
means of Transversals; by Prof. W. M. Giuuespis, - 224 
XXIX? Biography of Johann aaa von Fuchs; by eis 
von KoBELL, - . - - : - - 225 
XXX. Researches on the Jiteoebiasseines Bases ; by Wotcort 
Grees and F. A. Gentu,—Part I, - 
SCIENTIFIC INTELLIGENCE. 
Chemistry and Physics.—On the alloys of Aluminum, 265.—On the preparation of Lithia: 
On Glycol, 266.—Action of ae of phosphorus upon Glycerine: Action of the chlorids 
and bromids Glycerine, 267—On the formation of urea by the 
oxydation of albuminous matters : is triphenylamin: On some products of the oxyda- 
tion of alcohol: On the quantitative determination of val acid, 268.—On_ organic 
—— ing metals: Action of sulphuric acid upon the nitriles and amids, 
269. 
d Geology. ~-Note on the occurrence of Telluret of Silver i in pee be 
by Prof. E. Emmons, by Joseru Lerpy, M. D., 271.—Report of the Geological aia 
in Kentucky, made during the years 1854 and 1855, by Davip Dae Owen, 272.— 
a Shower of Ashes over the plains of Quito, by Rev. Grorce Jones, U. < N., 276. 
Bitrate 278, . 
ees —Origin of the Embryo in Plants—Development of the Ovule of 
opening and closing of Stomates, by Hugo von Mout, 280.—On a boring Sponge, by 
J. Leipy, 281.—Appendix to a paper on Reptiles in the Collection of the Academy of 
Natural Sciences of Philadelphia, Be E. HaLLowe.1, 282.—On some young Gar Pikes 
from Lake Ontario, by L. Acass1z, 2 
Miscellaneous Intelligence —Observations on the Zodiacal Light, by Rev. Grorer Jones, 
U.S. N., 285.—On the Meteor of July, 1 856, by TH TOMAS M. Peters, 287.—On Dell- 
man’s Method 
On the. Tides f Nova:Scotia, by Prof. Cuxvantire, 289.—Notice of « visit te 
Telescopic Stere , by James Extrot: Amos Binney’s “Terrestrial Mollusks 
and Shells of the United. States”: Mast stun 292 —Obituary.—Death of William C. 
Redfield, 292.—Hugh Miller, 294.—Gregory’s Handboo k of Chemistry, a and 
Organic, 296.—Proceedings of the Geological Society of London, No. 47: Proceed- 
ings of the California Academy of Sciences, 299.—List of Works sii by the 
Smii n Institution, Washington, D. C., 300.—Notices of New Publications, 304. 
