viit CONTENTS. 
* 
Analytical Chemistry.—On the analysis of Borates and Fluoborates, Marianac, 418, 
Photography.—Collodion ; by A. JEANRENAUD, 419. 
Metallurgy.—Thallium in farnace products; by W. T. Roerrer, 420.—Ressemer’s prow 
cess for the shane ate fi of Iron and Steel, 421. 
Agricultural Chemistry —Atmospheric Nitrite of Ammonia and its Origin, E. Bouiice, 
423, The Nitrogen Question, 426, 
Mineralogy and Geology.—On the composition of Columbite, H: Rosz, 421,—Kischtimite, 
anew reg ES Leaseiaele 427.—Ca mre of ne Miocene Shells of the Atlantic 
Slope, by 'T. A. Conran, 428,-~Geo ology of Vermont, 
Botany ini Zoology—A new character in the Fruit of Oaks; by Mr. Aupu. DeCan- 
DOLLE, 430.—Species, considered as to Variation, Dasara! ee. and Suc- 
cession; by ALPH. DECANDOLLE, 431.---Flora Capensis; by Dr. Harvey and Dr. 
Sonper, 444.—Flora of Canada—Flore Canadienne, ou Descriptions de ‘Gitiees les 
Mr. ‘Token Tweedie: Be — D. Greene, Esq., 44 , 449 i. quate Clapp, 450.--Dr. Me- 
lines C. Leavenworth: Dr. Charles Wilkins Shor 451.--Zoolugy.—Evidences as to 
Man’s place in Nature ; by Tuomas Henry Huxuex, 451.—On the question whether 
i i 454.-— 
7 SST SR d Mete mesa very it Panopea, Asteroid 70; Elements  ' — 
roid 76: Discovery of ecerovag hs Comet III, 1862, 460.—Comet I, 1863: Star 
Sih 1085 ae Shooting Stars seen in England in 1862: Auroral arch ee avail 
Miscellaneous Scientific tga 00 2% ~-National Academy of Sciences, 462. 
Book Notices.—The National Almanac and Annual Record for the year 18 
63: The Geo- 
1 Evidences of vs Antiquity of Man, etc.; by Sir C. — Assé Moigno’s 
new Journal—Les Mondes Revue Hebdomadaire des Sci iences, etc,. 465. 
ERRATA. 
P. 20, in Table II, second column, for 55° 41’, read 59° 41’.—p. 48, 1.21 from bottom, 
for 50,000 read 10, 2 61, 1. 16 from phrase: for “ compliments,” read “ complements.” 
—p. 147, first line of ote, for Minoris d Majoris.—p. 218, 1, 12 from top, for Labratory 
read [ y.—p. papel aed for Mogrio, read Moigno. 
