THE

LONDON JOURNAL

OF

Arts and Sciences;

AND

REPERTORY

OF

PATENT INVENTIONS.

CONDUCTED BY

Mr. W. NEWTON,

OF THE OFFICE FOR PATENTS, CHANCERY LANE.

(Assisted by several Scientific Gentlemen.)

VOL. XVII.

(CONJOINED SERIES.)

LONDON:

PUBLISHED BY W. NEWTON, AT THE OFFICE FOR PATENTS 66, CHANCERY
LANE, AND TOWN HALL BUILDINGS, MANCHESTER; SHERWOOD, GILlbert,
AND PIPER, PATERNOSTER ROW; SIMPKIN AND MARSHALL, STATIONERS'
COURT; AND GALIGNANI'S LIBRARY, RUE VIVIENNE, PARIS.

1841.

R. FOLKARD, PRINTER, DEVONSHIRE STREET,

QUEEN SQUARE.

II. Maudslay and Field's M III. Gurney and Rixon's Bu Apparatus.

IV. Nash's Improvements in

tary Engine.

V. Richards's Improvemen for Making Earthenw

VI. Joyce's Improvements in VII. Berry's Improvements in Napier's Iron Steam

ratus; and Manton's

VIII. Ulrich's Improvements IX. Sutcliffe's Improvement

Improved Candlestic

X. Yates's Improved Fur

Hancock's Steam Boi

XI. Hanson's Improved Co

Grimman's Wood Pa

XII. Crofts' Lace Machinery

Smith's Lace Machin

XIII. Farmer's Improved Fu

paratus; and Palmer