A. PRIVAT-DESCHANEL,
FORMERLY PROFESSOR OF PHYSICS IN THE LYCÉE LOUIS-LE-GRAND,
INSPECTOR OF THE ACADEMY OF PARIS.
TRANSLATED AND EDITED, WITH
By J. D. EVERETT, M. A., D. C. L.. F. R. S., F. R. S. E.,
PROFESSOR OF NATURAL PHILOSOPHY IN THE QUEEN'S COLLEGE, BELFAST.