RECENT IMPROVEMENTS

IN

AITS, MANUFACTURES,

AND

MINES:

BEING

A SUPPLEMENT TO HIS DICTIONARY.

BY

ANDREW URE , M.D.,

F.R.S. M.G.S. M.A.S. LOND.; M. ACAD. N.S. PHILAD.; S. PH. SOC. N. GERM.HANOV. ; MULH. ETC., ETC.

^USTRATED WITH ONE HUNDRED AND NINETY ENGRAVINGS.

NEW YORK :

APPLETON & COMPANY, 200 BROADWAY.PHILADELPHIA :

GEORGE s. APPLETON. 148 CHESNUT ST,

MDCCCXLV1I.