INDEX TO VOL. LV.

"The triumph of the industrial arts will advance the cause of civilization more rapidly than
its warmest advocates could have hoped, and contribute to the permanent strength and
prosperity of the country far more than the most splendid victories of successful war."

BABBAGE.

London:

ROBERTSON AND CO.,

MECHANICS' MAGAZINE office,

(No. 166, FLEET-STREET.)

AGENTS:-EDINBURGH, J. SUTHERLAND;

GLASGOW, W. R. M'PHUN AND DAVID ROBERTSON;
DUBLIN, MACHIN AND CO., 8, D'OLIER STREET;
PARIS, A. & W. GALIGNANI, RUE VIVIENNE;
HAMBURGH, W. CAMPBELL,

1851.