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CONTENTS OF VOLUME XYV. 
NUMBER XLIII. 
Art. I. Notice of Meteoric Iron near Lion River, Great Nama- 
qualand, South Africa: and of the detection of Potassium 
in Meteoric Iron: by Cuartes Upnam Sueparp, M.D.,_ - 
II. Notice of Professor Clark’s Thesis on Metallic Meteorites, - 
III. Remarks on the Distortion of the Achenium in certain pe 
of Carex; by Jonn Carry, - 
IV. On the Reproduction and supposed Pati of deed Or. . 
gans in the Higher sd se saben Plants ; a ARTHUR 
Henrrey, F.L.S., - 
VY. Review of Phillips’s Gieaiie gy by co. and Miller, s 
- VI. Description of the interior of the Cranium and of the form of 
the Brain of Mastodon giganteus ; by Jerrrigs Wyman, M.D., 
VII. On the Auroral Bow of June 11th, 1852; wy: Rev. Cuzs- 
TER S. Lyman, - 
VIII. Notes on Kilauea and the recent Bropton of Matis esis 
by Rev. Titus Coan, - 
1X. Temperature of the air and saslaes water of the dais inka 
on a voyage from Samoa to Meet in 1841; aie W. C. 
CUNNINGHAM, - - 
X. Notice of a Binocular aicracipe by di By Bieta - 
XI. On a new Method of Illuminating Opake Objects, for the 
higher powers of the Microscope :—and on a new pee eels 
Condenser; by J. L. Rippett, - " 
XII. On the Paramecium aurelia; by OapEN io 7 B., ; 
XII. On the causes which may have produced Chanpen:i in the 
Earth’s Superficial Temperature; by W. eeaens j éte., 
With a Map of Winter Isothermal lines, - 
XIV. The Relations of Cells to the Physical and Telecogia 
views of Organization; by W. I. Burnett, M.D., - 
XV. A Method of getting rid of Sal-ammoniac in Analysis ; by 
Dr. J. Lawrence Smita, i 
XVI. Description of a Brown Coal ee in Becuiae Verkmak 
with an attempt to determine the Geological Age of the prin- 
cipal Hematite Ore Beds in the United States; by Epwarp 
Hircacock, D.D., LL.D., : . “ - 
