vi CONTENTS. 
Geology.—Note from Dr. Newzerry, in reply to Mr. Lesquerevx, 273. 
Technical Chemistry—Care of Platinum Crucibles, by ErpMann, 265.—Safe and easy 
method of rectifying Sulphuric Acid, by ee Negse, 267.—Vulcanization of Caoutchoue, 
by means of mixed Sulphur and H it ¢ Linke G.-pE CLausry: Prepara- 
tion of Cyanidl of Barium and of Aiiehoniuns with the Nitrogen of the Air, by Mar- 
GUERITTE and Dr SourpgyaL: Gun-Cotton Filters, by Prof. Borrraer, 268.— 
Preservation of — oti a i —Ma nancies as a — of Light, by A. — 
Scum, 270. with the hypochlorite 
of lime used for ra pagne mock, by Divot and Barrue.: New fusible metal, 
by Dr. B. Woop, 2 ; 
Botany and Zoology.—Geological and Natural History Survey of North Carolina. Part 
Ill. Botany, etc., by Rev Curtis, 275.— ek. Enumeratio Plantarum — 
Zeylanice : Waipers, Rilibilit Botanices pneiadiei:, by >. Mizttiuer: Bu 
Index ad De Cand. Prodromun, etc. : Synopsis Methodica Li ee num omnium ‘ison 
e 
, 
LANDER, 276.— Reports of Explorations and Surveys for a Railroad from the Missis- 
sippi River to the Pacific Ocean, (Fisues), by CHARLES Cite Me 
Astronomy and Meteor ology.—Solar Eclipse of July 18, 1860: Notice of the tua ca 
fro 
the Superintendent of the Coast Survey to the Editors in ielations to latierset made 
on the Western coast of the United States, by Lieut. J. M. Ginuiss, U. S. N., 285.— 
Observations made during the Total Eclipse of 18th July, 1860, on the summit of Mount 
Saint-Michel, in the desert of Palmas, Spain, by A. Szceut, S. J., 288.—On the polari- 
zation of the light of the corona, and ‘of the red protuberances, in total solar eclipses, 
Bailey’s Beads, LegrrauLt: Third Comet of 1 — meteor of July 20th, 
860, 293.—The Meteors of August 2d and 6th, 1860, by Prof C. 8. Lyman, 295.— 
Further Notice of the New Concord (Ohio) Meteor, of May 1, 1860, by Professor E,W. 
Evans: Shooting Stars of August 9-10, 1 4 
as, Scientific ects —Fourteenth > hide of the Anterican Associsttoll ’ 
dvancement of Science, 292.—List of papers presented to the Association, 299. 
Iathbaasdn by Gov. nenkesi of Washington Territory, 302,—Dr. Suckley’s Dis- 
claimer : Stereoscopic Advertisements (with illustration), by E. W. Buaxg, Jr.: Para- 
selena and Lunar Rainbow, by Lieut. J. M. Grixiss, 304.—Oil Wells of ‘a 
nia and Ohio, 305.—Artesian Well at Columbus, Ohio, by T. E. Wormury, Esq. : Salt 
Wells in Michigan, 206 
otices.—A ‘Treatise on Elementary and Higher Algebra, by Prof. TuroporE 
Strone, LL.D., 306.—Contributions to the Paleontology of Iowa, by James Haut, 
307. 
Personal.—Prof. Dana: Prof. C. U. Shepard: Prof. Elias Loomis, LL.D.: Joseph E. 
Sheffield, Esq., 308. 
Proceedings of Societies, 309. 
POSTSCRIPT. 
LeVerrier’s Report on the Solar Eclipse of July 18, 1860, at Tarazona in Spain, 309 
