x VE: 
XVII. 
XVIII. 
XIX. 
XX. 
XXI,. 
XXII. 
CONTENTS. 
On the Waters of the Dead Sea. By Mr TuHornton 
J. Herapatu, and Witriiam Herapatu, Esq., 
F.G.S., President of the Bristol Philosophical and 
Literary Society, and Lecturer on Chemistry and 
Toxicology at the Bristol School of Medicine, &c., 
&c., ‘ 
On the Chronological Exposition of the Periods of Ve- 
getation, and the different Floras which have suc- 
ceeded each other on the Earth’s surface. Ac- 
cording to the views of M. Broneniarr, 
Remarks on Dr Morton’s Tables on the Size of the 
Brain. By Sir Wititam Hamitron, Bart., Pro- 
fessor of Logic and Metaphysics in the University 
of Edinburgh. Communicated by the Author, 
Analysis of the Anthracite of the Calton Hill, Edin- 
burgh. By Dr A. Voretcxer, Professor of Che- 
mistry in the Agricultural College, Cirencester. 
Communicated by the Author, 
On the Possible Derivation of the Diamond from An- 
thracite and Graphite. By Dr Gzorce Witson, 
F.R.S.E. Communicated by the Author, 
On the proportion of Fluoride of Calcium present in 
the Baltic. By Professor Forcuammer of Copen- 
hagen. With some Preliminary Remarks on the 
presence of Fluorine in different Ocean Waters. 
By Dr Gerorce Witson, F.R.S.E. Communi- 
cated by the Author, 
On the Geology of the Baltic :— 
1. Sir Charles Lyell’s imaginary depression and ele- 
vation of the Land near Stockholm,—and Profes- 
sor Playfair’s hypothesis of the rising of the Land 
in Scandinavia, : : A > 
2. A Source of Possible Fallacy regarding the Level 
of the Baltic, . ; 
iil 
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