PRESIDENT OF THE LITERARY AND PHILOSOPHICAL SOCIETY, MANCHESTER ;

FOREIGN ASSOCIATE OF THE ROYAL ACADEMY OF SCIENCES, PARIS;
MEMBER OF THE ROYAL ACADEMIES OF SCIENCE OF BERLIN AND OF MUNICH,
AND OF THE NATURAL HISTORY SOCIETY OF MOSCOW,

&c. &c. &c.

BY WILLIAM CHARLES HENRY, M.D., F.R.S.,

FELLOW OF THE CHEMICAL AND GEOLOGICAL SOCIETIES; AND CORRESPONDING MEMBER OF THE
ROYAL ACADEMY OF SCIENCES, TURIN.

LONDON:

PRINTED FOR THE CAVENDISH SOCIETY,

BY HARRISON & SONS, ST. MARTIN'S LANE.

1854.

HAR
UNIVERSITY
LIBRARY

1860, March 19

70. + 9 = $1.94
Grary Funer,

PRINTED BY HARRISON AND SONS, LONDON GAZETTE OFFICE, ST. MARTIN'S LANE.

ΤΟ

PROFESSOR HENRY ROSE,

OF THE UNIVERSITY OF BERLIN,

IN TESTIMONY OF PROFOUND RESPECT FOR HIS FRE-EMINENT