Jory, 1841. 
ADVERTISING SHEET 
OF THE 
AMERICAN JOURNAL OF SCIENCE. 
GEOLOGICAL DRAWINGS AND ILLUSTRATIONS. 
Mr. ROBERT BAKEWELL would inform Professors of Col- 
leges, Principals of Academies, Lyceums, and other Literary Insti- 
tutions, that he keeps on hand Drawings and Diagrams, illustrative 
of the science of Geology, comprising Stratification, Metallic Veins, 
Organic Remains, Active and Extinct Volcanoes, &c. &c. 
The drawings are if desired fixed on rollers, adapted for lectures. 
Letters addressed to R. Bakewell, Instructor of Drawing and Per- 
spective in Yale College, at Mr. Ebenezer Johnson’s, Chapel street, 
New Haven, will be duly attended to. 
Drawings and Plans of every description copied with dispatch. 
New Haven, June, 1841. 
Mr. Bakewell’s drawings are excellent.— Eds. 
In press and will shortly be published, by 
LITTLE & BROWN, Bosron, 
THE PHILOSOPHY OF STORMS, 
BY 
JAMES P. ESPY. 
In one volume octavo, with Maps and Illustrations. 
Esry’s Purtosopuy or Storms, contains an entirely new theory 
of atmospheric phenomena, explaining, from a few elementary laws, 
with almost the simplicity of the law of gravitation when applied to 
the planetary motions, the various phenomena connected with storms, 
such as the formation of clouds, the cause of the change of wind 
and cross currents of air, the fall of the barometer in the storm and 
the rise above the mean around its borders, the cause of the trans- 
lation of storms along the surface of the earth, the direction in which 
they must move in some particular latitudes, and the means by which 
it may be known in what direction they move in all latitudes and in 
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