The nett No. of this Journal will be published on the first of March, 
CONTENTS. ie 
Art. I. On Three several Hurricanes of the American Seas and : i 
‘their Relations to the Northers, so called, of the Gulf of © — | : 
Mexico and the Bay of Honduras, with Charts lage | the =| 
same; by W. C. REDFIELD, - 
Il. Contributions toward a History of. Sciuastogy 5 in the United 
> States; by Jonn G. Morris, D.D., : 
lif. Experiments and Observations on macs Solar Rays by in 
C. Lezpom, M.D., - 
IV. Some facts respecting the Geology of Tampa Bey Fle 
by Joun H. Auten, - : 
V. Review of the New York Genlaginni Reports - 
NEF Notice of Mr. Suttivant’s Musci a ar by Prof 
- Wsa Gray, M.D., - - 
Vif. An attempt to refute the etnies of foie in or of tie’ 
Salt Radical Theory ; by Prof. Rosert Hane, M. D., a 5 
VII. Account of Observations on Shooting Stars at the meteoric 
periods of August 10 and November 13, in the — 1845; 
communicated by E. C. Herrick, - | 
1X. Attempt to Demonstrate the Assumed Point i in the postring of — 
Parallels; by Prof. A. C. Twinine, - - - 4 
SCIENTIFIC INTELLIGENCE 
Chemistry.—Researches upon the Phenomena that attend the Projection of Bodies 
upon Hot Surfaces, by M. Bovtrany, 99.—New Chloride and Oxide of Chrome, | 
. by E: Pericot, 102, Atomic Weight of Tron: New oo tals, 103.—New Acid | 
“in Hanan Urine: Atomic Weight of Zinc, by M.A MANN: Researches: | 
upon the Metallic Acids, by M. Fremy, 104 Pasa ie Soda, by M. Bizio: : 
Prussié Aéid, by’ M. Wirtinc : New Test for Bile and Sugar, by’ Dr: M. Per 
~ ®evnorren, 105:—Ferrate of Potash, by M. Fremy: Separation of ‘the Oxic 
of Cobalt re the Oxide o f Manganese, ‘by M. Cx6z, 106.—Ashes of Huma 
»< Blood and. Saliva: Separation of Tiwfrom Antimony, by‘A- Levor : Format 
: Of Lactic: Acidefrom Cane'S Sugar; by Prof... Vow Buvewer, 107. Acetate of i 
Irony. a for Arsenical preparations, by M. Doruos: Analysis of the Tang- © 
fF -. States pby.M: Manquenire: Test for Nitrid Acid, by. E. G. Scnwerrgrr, 108 
, Perino of —~ Phosphoric “Acid, by Dr. mE 109.—New - Obsertatio : 
~~ On. the co-dynamical aétion of Platinum; by J. W. Doexxnament On 
the Qunositaive pe sacingtion of folky ame 3 separation frou: Potashyby Dr. 
Wirssteat, Acid during: its Manufac- 
re, by oh 
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‘aa: s nA: Ae Lai by M.- raat 
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