CONTENTS. 
NUMBER LXXXIXk. 
BR 
Art. XV. On the Nebular apnea by Professor DANIEL 
Kirkwoop, - 
XVI. Ona new Theory of igi propose by Fotis Smith, M. je 
by Prof. Ocpen N. Roop, 
XVII. On the Meteor of Riese 15th, 1859 ; by Prof, iL A. 
EWTON, - 
XVIII. Crystalline ‘Se not oe an URES of definite 
Chemical Composition: or, on the possible variation of con- 
stitution in a mineral species independent of the Phenomena 
of Isomorphism ; by Prof. Jostan P. Cooke, b | - 
XIX. Notices of several American gue oak be CHARLES 
Uruam SHEPARD, - “ - 
XX. Arsenic Eating: Influence of fsa Acid upon the 
Waste of the Animal Tissue, - : : -- 
XXI. Geographical Notices. No. XIII, - - 
Journal of the American lai oe be Scbla- 
gintweit’s Mission to Central and High Asia, 217.—Cana- 
dian Expedition to the Red River under Gladman, Daw- 
son, Hind, and Napier, 1857-1858, 218. 
Il. Discussion between two Readers of Darwin’s Treatise on 
the Origin of Species, upon its Natural Theology, - - 
XXIII. Description of three New Meteoric Irons, from Nelson 
County, Ky., Marshall County, Ky., and Madison County, 
North Carolina; by Prof. J. Lawrence Smit, M.D., a 
“XXIV. Description of a new Trilobite from the Potsdam Sand- 
stone; by Franx H. Brapiey, with a note by E. Bitrines, 
XXV. On the Combustion of Wet Fuel, in the Furnace of Moses 
Thompson ; by Prof. B. Sizumman, Jr., 
XXVI. Note on a case of Artificial Giyaialaatisn ‘et Metallic 
Copper and Di-oxyd of Copper; by Prof. J. W. Maurer, - 
XXVII. Review of Dr. Antisell’s Work on Photogenic Oils, &c., 
SCIENTIFIC INTELLIGENCE. 
Chemistry and Physics.—On a probable means of rendering visible the Circulation in the 
eye; by 
Prof. Ocpen N. Roop, 264. 
