’ 
CONTENTS, v 
NUMBER CIV. 
Arr. XVIII. Contributions to the Chemical and Geological His- 
tory of Bitumens, and of Bapoerrons or ee ieee ; 
by ‘T. Srerry Hunt, M.A., 
XIX. Origin of the Indian Race of doa: ; by I A. < aaa 171 
XX. Abstract of a Meteorological Journal, kept at Marietta, Ohio ; 
y 8S. P. Winprera, M.D.—[Thirty- -fifth Annual Report], 181 
XXI. Walbidees, ; by Jonn M. Ornpway. Part IV, - - 185 
XXII. On the Origin, Growth, Substructure and Chronology of 
the Florida Reef; by Capt. E. B. Hunt, U.S.A. (In a 
letter to Prof. A. D. BacueE), - - : - 
XXIII. a of Mineral Localities in | New — Nova 
cotia, and Newfoundland; by O. C. Marsa, B.A., - « 210 
XXIV. On the Correction of the Elements of the Orbit of a 
Comet; by Prof. James C. tet iA % 
XXV. Geographical Notices. No. XIX,—Physical Geography 
of the Report on et ear Pg river, by Humphreys and 
Abbot, 223.—Red River Basin, 224.—Arkansas and White 
River Hesin: 225. ir Brians Basin, 227 it Sa was 
Upper Mississippi Basin, 228.—Ohio Basin, 236.—Yaz 
Basin: Basin of Small Direct Tributaries, 232.—Recent ey 
plorations Seconaee ed by the aa ae A i = Sle the 
Peninsula of California, by Mr. 230—of the 
Hudson Bay territory, by Mr. Kiantote 237, by officers of 
the Company, 238—Northwest Boundary Survey, under Mr. 
Archibald Campbell : Report of the Superintendent of the 
U.S. Coast Survey for 1860, 239.—Desiderata in East Af- 
rican Exploration, 242. 
XXVI. On the existence of a ae are islocinns in ane Gila. ose 
cial Epoch; by James D. Dan - | 243 
XXVII. On certain Changes in Wines by J. aa, “ae 
XXVIII. Observations on the Sphagna of New eo Mets De- gas 
scription of a New Species; by C. F. Austr 
XXIX. Foreign Correspondence.—1. On the Seiancs of the io 
ternational Exhibition,—in a letter from O. C. Marsa, B.A.; 
Gold: Silver: Platinum and the Platinum-metals, 256.— 
Aluminium: Mercury, 257.—Copper: New Metals: Iron 
and Steel: Coal and artesian boring : Canadian collections ; 
asterism in Mica, 258.—2. Correspondence of J. NickLés: 
itua Henri Hurran de Seénarmont, 260.—Adrian 
Etienne Ma de Gasparin: Ed. Francois Jomard, 261.— 
Publication of the works of Lavoisier, 262.—Ozone and 
Nitrous Acid—Fixation of Nitrogen in Plants, 263.—Elec- 
tro-metallurgy—A new kind of ‘industrial’ Painting, 264.— 
gen Gas to counteract Gangrene: Treatment of Tuber- 
