1V CONTENTS. 
XVII. el a New; Kind of wr Sip eos by M. Jerome 
Nic 
XVIII. On is Permeability of Metals to Meroary by M. J. 
NICKLEs, 
SCIENTIFIC INTELLIGENCE. 
vee wade a of M. J. Nicklés, on Researches presented to the Acad- 
my of Sciences at 3 in August; On Molecular gpadenr: 109.—On the relation of 
Specific Heat to Atoms, 110.—On Double Refraction artificially produced in Crystals 
of the tesseral or sai system: On Lightning, i11—_On Butyric Alcohol, 112.—On 
a new Process for determining Dilatations, by M. J. F. Sirzermann, 113.—On 
Ruhmkorff’s Apparatus for transforming Dynamical into Statical Electricity, ae 
De la Rive’s alent as improved by Miraud, 115.—Correspondence of T. 8. Hunt 
on Atomic Volume, 116. 
Chemistry and Physi a pemnic gene and its Compounds, 117.—Note on the Kekoayt 
LO) 
stearon: On the Allotropic Modification of Oxyd of Cate it ree F. A. Gent: Observa- 
tions on the Zodiacal Light made at the Kew Observatory from January to April, mig 
by Mr. H. R. Birr, 120—On the Form of Images seria by Lenses and Mirro 
different sizes, by Sir Davin Brewsrer, 121—On a Rock-Crystal Lens and avon! 
sed Glass found in Nineveh, by Sir Davip Barwst , 122—On Magnetism and 
Diamagnetism, by Prof. Marreucct, 123—On a Manifold Binocular Camera, by A. 
ees ac Pvuisson’s Theoretic Anticipation of Set Seraeoh Action, by Dr. 
“TynDa —Examination of Dove’s Theory of Lustre, bi Sir Davip BREWSTER: 
Notice my a tet struck by Asie by Sir Davip Brewst 25. 
Geology.—On the Connection bet I 1 Theories and ne Figure of the Earth, — 
by Mr. H. Hennessey : Geolog and | Paleosloy of a part of a Rocky Mountain 
Region, by Prof. J. Haut, 126. —Geologied 8 rvey of Canada, 12 
Botany and Zoology.—Carices America Saichciacuts exsiccate ; edidit H. P. Sart- — 
wELL, M.D., 129.—J. G. Agardh, Species Genera, et Ordines Algarum, 131.—L. R. 
Tulasne, Monographia Podostemacearum, 132.--Seeman, Botany of the Voyage of 
H. M.S. Herald, &c.: Walpers, Annales Botanices Systematice: Stansbury pe- 
to the Great Salt Lake, 133.--A New Genus and Species of Crustacea, 135, 
Astronomy.—New hgewe Return of the Pwin-Comet of Biela, 135.-Shooting Stars at 
—— "3:10, 1852, 136. ‘ 
Intelligence —Meeting of German Naturalists at Wiesbaden, 136. —Stereo- 
scope, 140.—Pseudoscope of Wheatstone, 142.—Riddell’s Binocular Microscope, 143.— 
On the Koh-i-noor Diamond, by Prof. Tennant: On Glynn and Appel’s $8 Paper 
for the prevention of Piracy and Forgery by the Anastatic Process, by S. Ba reson, 144. 
—Notice of the “Ice Spring” in the Rocky Mountains: Mollusea of the West et lio 
Earthquake in New England : Fossil ae 146: Gold in Vermont, by Prof. O. P. 
Hussaro, che hee ernon Mantell, LL.D., F.R.S., F.G.S., &c., 47. 
—Dr. Daniel Drake: Dr. Pfaff, 1 
Bibliography.—First Principles of Chemistry, by B. yen Jr., 150.--A Memoir on 
the Equinoctial Storms of March-April, 1350, by F. P. B. Martin, Esq., 152.—C —Curiosi- 
ties of the Microscope, by Rev nag sabi Tues: Analytical ‘Puyalea) or Trinology, by 
Rosert Forrar: Lectures on the ectro-magnetic Telegraph, with an iti 
count of its rise and Progress, by Lsearser Turnsu., M.D.: Annals of Science. 
being a record of Inventions and I mprovements in applied Science, by sf Hast 708 
hinges 158. —Annals oF ta bsccoeaieal Observatory of Georgetow' n College, 
p.Cc.: ot The C J 1 i 
ie 
