THE

REPERTOR Y

OF

PATENT INVENTIONS,

AND OTHER

Discoveries and Improvements

IN

ARTS, MANUFACTURES,

AND

AGRICULTURE;

BEING A CONTINUATION, ON AN ENLARGED PLAN,

OF THE

Repertory of Arts and Manufactures:

A WORK ORIGINALLY UNDERTAKEN IN THE YEAR 1794, AND STILL CARRIED on, with
A VIEW TO COLLECT, RECORD, and BRING INTO PUBLIC NOTICE, THE
USEFUL INVENTIONS OF ALL NATIONS.

ENLARGED SERIES.-VOL. XXXVII.

January-June, 1861.

LONDON:

PUBLISHED FOR THE PROPRIETOR,

BY ALEXANDER MACINTOSH, GREAT NEW-STREET;
AND SOLD BY SIMPKIN, MARSHALL, AND CO., STATIONERS'
HALL COURT; J. WEALE, HIGH HOLBORN; AND
G. HEBERT, CHEAPSIDE.