CONTENTS. 
Pi 
XXIX. Report of Assistant Charles A. Schott, on the latest re- 
sults of the Discussion of the Secular Change of the Mag- 
netic Declination, accompanied by tables showing the decli- 
nation (variation of the needle) for every tenth year from 
the date of the earliest reliable observations, for twenty-six — 
stations on the Atlantic, Gulf, and Pacific coasts of the Uni- 
ted States, - 
XXX. Caricography ; ty Prof. C. Ee, : - - 
XXXI. ai saree Relations existing between ihe Equivalent 
rs of Elementary Bodies; by M. Carey Lea. Part Il, 
XXXII. Se dhalica or tracks resembling those of Birds ; pd 
RosweE.u Frexp,- 
XXXII. Eighth Suppléinent to Dana’ s Mineralogy : by Prof. 
Geo. J. Brusw, - 
XXXIV. Theoretical Bctninaiion of the Diteccons of Do- 
nati’s Comet; by Prof. W. A. Nor - 
XXXV. The Great Auroral Exhibition of ‘Aug osth t to Sept 4th, 
1859.—4th Article, - 
XXXVI.—Geographical alten: * ities C. Sion No. XI, 
Reprint of a Tract, by NicoLaus Sitzacivs, (A. D. 1494), 
on the Second Voyage of Columbus: Voyage around the 
World of the Austrian Frigate Novara, 400.—Dr. HayEs’s 
Proposed Arctic Journey, 401.—Journal of the American 
Geographical and Statistical Society: Explorations in the 
Amoor Region, 402.—Kuanixorr’s Travels in Persia, 409. 
<VIL. Correspondence of Prof. Jerome Nicxiis.—French 
Academy of Sciences—Distribution of Prizes: Prize for 
Astronomy, 410.—Prize for Mechanics: Physical Science : 
Experimental Physiology, 411.—-Pasteur’s researches on fer- 
mentation, 412.—Transplantation of the Periosteum: Prize 
relative to the unhealthy Arts: Medical Prize, 418.—Prize 
for Organic Chemistry : Bréant Prize: Prizes for 1861-62, 
414.— Obiiuary—Death of Poinsot: Discovery of an Intra- 
Mercurial Planet, 415.—New members elected: Hypnotism 
and Magnetism, 417.—Porous bodies, 418. —Application of 
electric light in Medicine, 419.—Phosphorescence : Works 
of Arago: Bibliography, 420. 
XXXVIII. Description of an Equatorial recently erected at Hope- 
field peionteometd, i ge Bucks; by the Rev. W. R.. 
Dawes, - ° ‘ ‘ 
346 
349 
400 
421 
