AN

INTRODUCTION

ΤΟ

NATURAL PHILOSOPHY:

DESIGNED AS A

TEXT BOOK,

FOR

THE USE OF THE STUDENTS IN

YALE COLLEGE.

IN TWO VOLUMES.

VOL. II.-PNEUMATICS, ELECTRICITY, MAGNETISM,

AND OPTICS.

COMPILED FROM VARIOUS AUTHORITIES.

BY DENISON OLMSTED, A. M.

PROFESSOR OF MATHEMATICS AND NATURAL PHILOSOPHY.

SECOND EDITION.

NEW HAVEN:

PUBLISHED BY HEZEKIAH HOWĘ & CO.

1835.

HARVARD
UNIVERSITY
LIBRARY

Entered according to an Act of Congress, in the year 1835, by DENISON OLMSTED,

in the Clerk's office, of the District Court of Connecticut.