CONTENTS OF VOLUME XLV. 
NUMBER CXXXUL 
Page. 
t Art. I—Evidences of Glacial action on the Green Mountain 
8 Summits; by Epwarp HuncerrorD,......... ...... 1 
% II.—Notes on the Quicksilver Mine of Santa Barbara, Peru. 
Condensed from a MS. Report by C. E. Hawtey,..... 5 
III.—Notes on the Quicksilver Mines of Almaden, Spain. 
Condensed from a MS. Report by C. E. Hiway, etess 9 
IV.—Extracts from the Address of Sir R. I. Murcurson, 
President of the Royal Geographical Society at the An- 
niversary meeting of the Society, May 27, 1867, ...... Vo 
V.—Contributions from the Sheffield Laboratory of Yale 
College. No. XVI—Contributions to Mineralogy; by 
Bevaniy &: Beeron,; 6 hs ee 34 
VI.—On the occurrence of thick beds of Bituminous Gneiss 
and Mica Schist in the oe in Sweden; by L. L. 
RMON io cece Ook on oe 5 Cr ee 0 38 
VIL—On a new Binocular Bee hiss for high powers ; by 
Re En nis og ke sce ea eka «8 42 
VIllL—On aes from St. Lawrence County, N. Y.; by 
oe ee eee 47 
IX.—On the Setion of hydrated hypéekdoteds acid on Oil of 
Turpentine and Camphor; by C. Gizsert WuHEELER,.. 48 
X.—On the Oxydation of Diamylene with Chromic Acid ; 
let Sind bitten 57 
X1.—Preliminary notice of a remarkable new genus of Cor- 
sisson es 62 
XII.—Note on the shell structure a family affinities of the 
genus Aviculopecten; by F. B. Merk, .............- 64 
| XIIL.—Correspondence of Prof. Jeromz Nicks, dated 
: Nancy, France, Oct. 22, 1867, 
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