ed his great powers and his indefatigable study, are
the standard books upon these subjects.

=APPLETON'S=

MODERN ATLAS OF THE EARTH.

With an Alphabetical Index of the Latitudes and Longitudes of 18,000
places. Thirty-four beautifully engraved and colored maps, with
Temperature Scales. 4to. size, bound in 1 vol., royal 8vo. Price $3.50.

This is the only complete portable Modern Atlas yet published.
The maps are engraved on steel, and executed with great
clearness, distinctness and accuracy. The delineations of
mountainous districts, the sources of rivers and boundary lines,
have been made with great care. It is designed for the table of
the Student and the office of the Professional Man, and is
issued in a very finished and elegant style, and embraces
extensive details of all the important parts of the Earth.

_D. APPLETON AND CO.'S PUBLICATIONS._

Popular Science.

The Chemistry of Common Life.

BY JAMES F. W. JOHNSTON, M.A., F.R.S.S. L. & E., &c.

Author of "Lectures on Agricultural Chemistry and Geology," a "Catechism
of Agricultural Chemistry and Geology," &c.

ADVERTISEMENT.

The common life of man is full of wonders, Chemical and
Physiological. Most of us pass through this life without seeing
or being sensible of them, though every day our existence and
our comforts ought to recall them to our minds. One main cause
of this is, that our schools tell us nothing about them--do not
teach those parts of modern learning which would fit us for
seeing them. What most concerns the things that daily occupy our
attention and cares, are in early life almost sedulously kept
from our knowledge. Those who would learn any thing regarding
them, must subsequently teach themselves through the help of the
press: hence the necessity for a Popular Chemical Literature.

It is with a view to meet this want of the Public, and at the
same time to supply a Manual for the Schools, that the present
work has been projected. It treats, in what appears to be their
natural order, of THE AIR WE BREATHE and THE WATER WE DRINK, in
their relations to human life and health--THE SOIL WE CULTIVATE
AND THE PLANT WE REAR, as the sources from which the chief
sustenance of all life is obtained--THE BREAD WE EAT AND THE
BEEF WE COOK, as the representatives of the two grand divisions
of human food--THE BEVERAGES WE I