THE INTERNATIONAL SCIENTIFIC SERIES.

THE

CONSERVATION OF ENERGY.
Devi D. Barbour

BY

Detroit

BALFOUR STEWART, LL. D., F. R. S.,

PROFESSOR OF NATURAL PHILOSOPHY AT THE OWENS COLLEGE, MANCHESTER.

WITH AN APPENDIX,

TREATING OF THE VITAL AND MENTAL APPLICATIONS OF THE

DOCTRINE.

NEW YORK:

D. APPLETON AND COMPANY,

549 & 551 BROADWAY.

1874.