ON

THE CONNEXION

OF

THE PHYSICAL SCIENCES.

BY MARY SOMERVILLE,

AUTHORESS OF MECHANISM OF THE HEAVENS,' AND
'PHYSICAL GEOGRAPHY.'

"No natural phenomenon can be adequately studied in itself alone—
but, to be understood, it must be considered as it stands connected with
all Nature."-BACON.

Ninth Edition, completely Rebised.

LONDON:

JOHN MURRAY, ALBEMARLE STREET.

1858.

The right of Translation is reserved.

LONDON: PRINTED BY W. CLOWES AND SONS, DUKE STREET, STAMFORD STREET,

AND CHARING CROSS.