THE PROGRESS OF DISCOVERY IN NATURAL PHILOSOPHY,
CHEMISTRY, NATURAL HISTORY, COMPARATIVE ANATOMY,
PRACTICAL MECHANICS, GEOGRAPHY, NAVIGATION,
STATISTICS, AND THE FINE AND USEFUL ARTS,

FROM

JANUARY 1. TO APRIL 1. 1825.

CONDUCTED BY

ROBERT JAMESON,

REGIUS PROFESSOR OF NATURAL HISTORY, LECTURER ON MINERALOGY, AND
KEEPER OF THE MUSEUM IN THE UNIVERSITY OF EDINBURGH;

Fellow of the Royal, Antiquarian, and Wernerian Societies of Edinburgh ;
Honorary Member of the Royal Irish Academy, and of the Royal Dublin
Society; Fellow of the Linnean and Geological Societies of London; of
the Royal Geological Society of Cornwall, and of the Cambridge Philo-
sophical Society; of the York, Bristol, Cambrian, and Cork Institutions;
of the Royal Society of Sciences of Denmark; of the Royal Academy of
Sciences of Berlin; of the Royal Academy of Naples; of the Imperial
Natural History Society of Moscow; of the Imperial Pharmaceutical So-
ciety of Petersburgh; the Natural History Society of Wetterau; of the
Mineralogical Society of Jena; of the Royal Mineralogical Society of
Dresden; of the Natural History Society of Paris; of the Natural History
Society of Calvados; of the Senkenberg Society of Natural History; Hono-
rary Member of the Literary and Philosophical Society of New York; of
the New York Historical Society; of the American Antiquarian Society;
of the Academy of Natural Sciences of Philadelphia; of the Lyceum of
Natural History of New York, &c.

TO BE CONTINUED QUARTERLY.

VOL. XII.

EDINBURGH:

PRINTED FOR ARCHIBALD CONSTABLE & CO. EDINBURGH;
AND HURST, ROBINSON & CO. LONDON.

CONTENTS

OF

No. XXIV.

Page

ART. I. Remarks on the Climate and Vegetable Productions

of the Hudson's Bay Countries. By JOHN RI-

CHARDSON, M.D. Member of the Wernerian Natu-

ral History Society,

II. Tables of Summer Temperatures observed in Spitzber-

gen by Captain FRANKLIN and Captain BUCHAN,

III. Table of the Temperature of the Sea, at various

depths, made during Captain FRANKLIN's Voyage

to Spitzbergen with Captain BUCHAN,

IV. On the Fog of the Polar Regions. By Professor

HANSTEEN. (Concluded from p. 93. of this Vo-

lume),

V. On the British Testaceous Annelides. By the Rev.

JOHN FLEMING, D.D. F.R.S. E. and M.W.S., Mi-

nister of Flisk,

VI. New Corrections for the Effects of Humidity on the

Formula for measuring Heights by the Barometer.

By ADAM ANDERSON, A. M. F.R.S. E. Rector of

the Academy of Perth,

VII. On the Principles and Practice of Ventilating and

Warming Buildings. By THOMAS TREDGOLD, Esq.

Civil Engineer, and Honorary Member of the In-

stitution of Civil Engineers. (Concluded from

p. 47.)

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