vi CONTENTS. 
and 1853. By Joun Frercuer Minter, Ph. D., F.R.S., Fellow of 
the Royal Astronomical Society, Associate of the Institution of 
Civil Engineers, Member of the British Meteorological Society, 
Corresponding Member of the Literary and Ts age Society of 
Manchester, &c., é 4 
IX. On the Dynamical Theory of Heat. Part V. Thermo-Electric Cur- 
rents. By Wiut1am THomson, M.A., Professor of Natural Philoso- 
phy in the University of Glasgow, 
X. An Investigation into the Structure of the Torbanehill Mineral, and of 
various kinds of Coal. By Joun Hucues Bennett, M.D., F.R.S.E., 
Professor of Physiology in the eae of Bainburgh (With 
Two Plates.) : : ; 
XI. On certain Vegetable Organisms found in Coal from Fordel. By Joun 
Hurron Barour, M.D., F.L.S., Professor of Medicine and Botany 
in the University of Edinburgh, 
XII. Researches on some of the Crystalline Constituents of Opiwm. Second 
Series. By Toomas ANDERSON, M.D., Regius Professor of Chemis- 
try in the University of Glasgow, . 
XII. On the Products of the Destructive Distillation of Animal Substances. 
Part II. By Tuomas AnpERson, M.D., Regius Professor of Che- 
mistry in the University of Glasgow, 
PART IL, (1854-5.) 
XIV. Further Experiments and Remarks on the Measurement of Heights by 
the Boiling Point of Water. By James D. Forsss, D.C.L., F.R.S., 
Sec. R.S.Ed., &., Professor of Natural Philosophy in the Univer- 
sity of Edinburgh. (With a Plate.) 
XV. Some Miscellaneous Remarks on the Salmonide. By Joun Davy, M.D., 
F.R.S. Lond. & Edin., Inspector-General of Army Hospitals, 
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