lv CONTENTS. 
XXXIII. On the formation of Rotating Rings by Air and Liquids 
under certain conditions of discharge; by Prof. Wint1am 
B. Rogers, - . - - - - 246 
XXXIV. — ae of M. Jerome ee Eicirntens 
of Elements: Artificial minerals, 259.—Permian rocks in 
North America, 260,—Oysters ; resupplying the oyster banks 
of France: Garden for the Acclimation of Animals, 261.— 
Alcohol from Sorghum, 262.—Angora Goats: Electric dis- 
charges produced in air highly rarified, 263.—On raising 
sunken vessels: Anesthesis by carbonic acid, 264.—Varia- 
tion of color in the venous blood of the glands, 265.—Soci- 
ety for the aid of the Friends of Science: Bibliography, 266. 
SCIENTIFIC INTELLIGENCE. 
Chemstry and Physics—On the crystallographic and chemical relations of Hornblende 
and Augite, aa —Researches on the double nitrosulphids of iron: Chemical theory of 
gunpowder, 106.—Test for Cinchonia, by J. W. Brix, !08.—Note on the use of the 
ae of ‘pineal test for Phosphoric acid, by J. W. Britt: On some reactions of 
he salts of lime and magnesia, by T. Srerry Hunt, 109.—Boron, 110 
and Mineralogy.—On the Order in the Coal Measures of Kentucky and Illinois 
and their relations to those of the Appalachian Coal-field, by Mr. Leo Lesquereux, 
110.—The Fossil Plants of the Coal Measures of the United States, etc., 112. 
Coal Measures of Missouri, by G. C. SwaLLow, 113.—Permian in Kansas, 115.— 
scriptions of New Organic eR collected in Nebraska by Dr. F. V. Hayden: Notice 
of Remains of Extinct Vertebrata from the valley of the Niobrara river, by JosEPH 
Lerpy, M. D., 116.—Note ae Genus are by James Hatz, 117.—Reminis- 
eee oe Arctic Ice Travel in search of Sir John Franklin and his companions, by 
mang L. M'Curntocx, R. N., 119; sDeasapietik of New Tertiary Fossils, ete., by 
r. B. F. Suumarp: Report of a Geological Reconnaissance in California, etc., by Wm- 
“ Biaxe, 122.—On the parts of California and Oregon explored by Lieut. R. S. Win- 
LIAMSON and Lieut. H. L. Assotr, 123. Pra ot on the Explorations in California to 
the routes near the 35th and 3 2nd parallels, ete, by Lieut. Jou i 
connect 
ParRKE, 126.—-Descriptions of New S 
Western States, by B. F. Suum arp: New Trilobites from the Lower Silurian rocks of 
Canada, by E. J gems Ont aying of Coals by the Blowpipe, by E. J. Cuapr- 
MAN, 127.—On the Parallelism between the Deposits of Auriferous Drift of the iy 
Jachian Gold- eld ne those of California, by Wittiam P. Buaxe: On Tennessee 
“Geological History, by Prof. James M. Sarrorp, | aml in Wlinois, 129, —Re- 
port on the Survey of South Carolina, by Oscar M. ge + Preliminary Report on 
the Geology and Agriculture of the State of Mississippi, by L. Hiaxren, LLD. 131.— 
jon of a New Genus of Fossil Edentate, i < Nopot: Etudes sur le Meta- 
e, par M. De.esse, 132—Paléontologie de I’lle de Saris, os le Professeur 
—Manual of the Mineralogy of Great Britai by 
