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FOURTEEN WEEKS

IN

DESCRIPTIVE ASTRONOMY.

BY

J. DOEMAJf STEELE, Ph.d.

AUTHOR OF THE POUBTEEN-WEEKS SERIES IN PHYSIOLOGY, PHILOSOPHY, CHEMISTRY, AND GEOLOGY.'

"The heavens declare the glory of God; and the firmament showcth hip handy-work." Psalm xix. 1.

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A. S. BARNES & COMPANY,

NEW YORK AND CHICAGO.

1873!

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Fourteen Weeks in Natural Philosophy, . . $1.5o
Fourteen Weeks in Chemistry, . . . . . 1.5o
Fourteen Weeks in Descriptive Astronomy, 1.5o
Fourteen Weeks in Popular Geology, . . 1.5o
Fourteen Weeks in Human Physiology, . . 1.5o

A Key, containing Answers to the Questions
and Problems in Steele's 14 Weeks' Courses, 1.5o

A HISTORICAL SERIES,

on the plan of Steele's 14 Weeks in the Sciences,
inaugurated by
A Brief History of the United States, . . 1.5o

The publishers of this volume will send either of the above by mail, post-paid, on receipt of the price.

The same publishers also offer the following standard scientific works, being more extended or difficult treatises than those of Prof. Steele, though still of Academic grade.

Peck's Ganot's Natural Philosophy, . . . 1.75
Porter's Principles of Chemistry, . . . . 2 oo
Jarvis Physiology and Laws of Health, 1.65
Wood's Botanist and Florist, . . . . . 2.5o
Chambers' Elements of Zoology, . . . . 1.5o
McIntyre's Astronomy and the Globes, . . 1.5o
Page's Elements of Geology, . . . . . 1.25
Address A. S. BARNES & CO.,

Educational Publishers,
NEW YORK OR CHICAGO.

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7.
ENTERED according to Act of Congress, in the year 1869, by

A. S. B A R N E S & CO.,

Southern District of New York.

STEELE's AST.

In the Clerk's Office of the District Court of the United States for the

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