THE NEW YORK
PUBLIC LIBRARY

ASTOR, LENOX
TILDEN 7CUNDATION

PRINTED BY NEILL & Co., OLD FISHMARKET.

CONTENTS.

ART. I. Researches on the Electrical Currents in Metallife-

rous Veins, made in the mine of "Himmelfahrt,”

near Freyberg. By Professor F. REICH of Frey-

berg. Communicated by the Author,

II. On the Glaciers of the Alps. By M. J. ANDRE'

III. On the Laurus Cassia of Linnæus, and the Plants

producing the Cassia Bark of Commerce. By

ROBERT WIGHT, M. D.

1

15

20

IV. Observations on Cinnamon. By HENRY MARSHALL,

F.R.S.E., Deputy Inspector-General of Hospitals, 72

V. On the Transverse Valleys or Openings in Chains

of Mountains, which afford a Passage to Rivers.

By M. J. ANDre' de Luc,

VI. On Rivers which break through Mountain-Chains.

By the late Professor HOFFMAN of Berlin,

VII. Abstract of a Paper read to the Society of Arts,

by Sir JOHN ROBISON, entitled, "A Narrative

of Experiments and Suggestions, by the late Mr

James Taylor, for the Application of Steam to

Navigation;" with Introductory Remarks by Sir

32

42

JOHN GRAHAM DALYELL, President of the So-

ciety. Communicated by the Society of Arts for

Scotland,

VIII. On the Habits of Testaceous Mollusca, belonging to

the Genera Achatina and Phasianella. By F.

LOGAN, Esq., Surgeon, R. N. Communicated by

the Author,

IX. Zoological Instructions of the Royal Academy of

Sciences, Paris, for the Scientific Expedition re-

pairing to the North of Europe. Drawn up by

M. ISIDORE GEOFFROY SAINT HILAIRE.

Additional Notes to the Zoological part of the In-

structions given by the Academy.

NOTE A On the Varieties of Locality,

B On the Beaver,

68

C On the Changes of Fur or Plumage accord-

ing to the Seasons,

70

D On the Suspension of Life in the Batracians

from the effects of cold,

71

X. Instructions in Zoology and Animal Physiology, for

the British Antarctic Expedition,

XI. Meteorological Observations made at the Imperial

Academy of Sciences of St Petersburg, from 1822

to 1835, and calculated by M. T. Kupffer,

72

77

XII. On the Boracic Acid Lagoons of Tuscany. By JOHN

BOWRING, LL.D.,

XIII. On the Supposed Existence of Fluoric Acid, as an

Ingredient in certain Animal Matters. By G. O.

REES, M. D., F. G. S., &c.

XIV. Sketch of Animal Life in Nova Zembla (Novaïa

Zemlia). By M. K. E. VON BAER,

85

90

93

XV. Experiments on the Temperature of Vegetables

with the Thermo-Electric Apparatus. By M.

103

DUTROCHET,

XVI. Register of Mean Temperature, &c. at Applegarth

Manse, Dumfriesshire, Long. 3° 12′ W.; Lat. 55°

13' N.; height above the sea 180 feet; distance

from the sea 10 miles. Times of Observation,

9 A. M. and 9 P. M. By the Rev. WILLIAM DUN-

XVII. Researches on the Structure of the Scales of Fishes.

By Dr L. MANDL,

Historical,

112

113

113

Scales considered as affording Characters for Classification, 122

XVIII. Report on the Manufacture of Tea, and on the Ex-

tent and Produce of the Tea-Plantations in Assam.

By C. A. BRUCE, Esq. Superintendent of Tea-

Culture. With a Map of the Tea Districts,

XIX. On the Calcareous and Siliceous Microscopic Ani-

mals which form the Chief Component Parts of

Cretaceous Rocks. By Professor C. G. EHREN-

BERG,

126

161

XX. On the Extinction of Human Races. By Dr PRIT-

CHARD,

166

XXI. On the Geographical Distribution of Insects. (Con-

tinued from vol. 27, p. 351),

170

XXII. On the Inflammable Gases of the Prussian Coal

Mines. By Professor GUSTAV BISCHOF,

XXIII. Description of a Polyphotal Lamp, and Reflector of

Single Curvature, employed in Steam-vessels,

Canal-boats, &c. By JOHN SCOTT RUSSELL, A. M.,

F. R. S. E., V. P. S. A., Communicated by the

Society of Arts,

XXIV. Presentation of the Royal Society Medals to Dr M.

BARRY and Mr IVORY, and the Copley Medal to

Mr BROWN. By the President Lord Northamp-
ton,

XXV. Fossil Organic Remains in Transition Rocks in the

Great Southern High-Land of Scotland,

183

193

196-

198

XXVI. Proceedings of the Wernerian Natural History

Society. (Continued from vol. xxvi. p. 429),

199

XXVII. New Publications,

200

200

1. Journal of the Asiatic Society of Bengal. Edited by

the acting Secretaries,

2. Madras Journal of Literature and Science. Published

under the auspices of the Madras Literary Society,

and Auxiliary Royal Asiatic Society. Edited by the

Secretaries to the Asiatic Department,

3. Narrative of the Surveying Voyages of H. M. Ships

Adventure and Beagle, between the years 1826 and

1836, describing their Examination of the Southern

Shores of South America, and the Beagle's Circum-

navigation of the Globe. Vol. iii. Also entitled,

"Journal and Remarks, 1832-1836." By CHARLES

DARWIN, Esq., M. A., Sec. Geol. Soc., London. H.

Colburn. 8vo, pp. 615,

201

201

4. Mineralogisch-geognostische Beschreibung der Umge-

gend von Schriesheim. Von GUSTAV LEONHARD.

Stuttgard, 1839,

201

XXVIII. List of Patents granted for Scotland, from 17th Sep-

tember to 14th December 1839,

202

ERRATUM.

In Mr Nicol's paper on the Single Vision Prism of Calcareous Spar,
vol. xxvii. p. 332, 6th line from bottom

For three-fourths read three-tenths

TO CORRESPONDENTS.

The Communication on a New Sympiesometer, and those on other sub-

jects, are under consideration.