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.

NEW SERIES.-VOL. XVIII.

July-December, 1842.

LONDON:

PUBLISHED FOR THE PROPRIETOR,

BY ALEX. MACINTOSH, 20, GREAT NEW STREET;
AND SOLD BY SIMPKIN, MARSHALL, AND CO., STATIONERS'
HALL COURT; J. WEALE, HIGH HOLBORN; AND
G. HEBERT, CHEAPSIDE.

PLATE I. John Edwards's Patent for Improvements in giving Signals on Railways-Moses Poole's Patent for Improvements in Fire-arms.

PLATE II. Wright's Patent for Improvements in Apparatus for
Dragging or Skidding Wheels of Wheeled Carriages-
Duclos' Patent for Improvements in the Manufacture of
Copper-M'Evoy's Patent for Improvements in Fastenings
for Bands, Straps, and Parts of Wearing Apparel.
PLATE III. Stevens's Patent for certain Improvements in
Apparatus for Propelling Boats and other Vessels on Water
-Garnett and Williams's Patent for an Improved Method
of Manufacturing Salt from Brine-Brockedon's Patent for
Improvements in retaining Fluids in Bottles-Mortimer's
Patent for Improvements in Covering Ways and Surfaces,
and in Constructing Arches.

PLATE IV. Samuel and John Lawson's Patent for Improvements in Machinery for Spinning, Doubling, and Twisting Flax, Wool, Silk, Cotton, and other Fibrous SubstancesWilliam Davis and George Kinder's Patent for certain Improvements in Machinery for Dressing and Cleansing Woollen Cloths-Robert Stirling Newall's Patent for Improvements in the Manufacture of Flat Bands.

PLATE V. Moses Poole's Patent for Improvements in Steam
Baths and other Baths-William Burge's Patent for Im-
provements in Propelling Vessels-William Chesterman's
Patent for Improvements in Filtering Liquids-John Bur-
nell's Patent for Improvements in the Manufacture of
Leaves or Sheets of Horn, commonly called Lantern
Leaves, and in the Construction of Horn Lanterns.
PLATE VI. Theodore Frederick Strong's Patent for certain
Improvements in Locks and Latches.

PLATE VII. Edward Foard's Patent for Improvements in

Supplying Fuel to Fire-places, &c., &c., to consume Smoke. PLATE VIII. John Hall's Patent for Improvements in the Construction of Boilers for Generating Steam, and in the application of Steam to Mechanical Power-Job Cutler's Patent for Improvements in the Construction of the Tubular Flues of Steam-boilers-James Stewart's Patent for Improvements in the Construction of Castors. PLATE IX. Owen Williams's Patent for Improvements in Propelling Vessels-Josiah Taylor's Patent for Improvements in the Construction of Lamps-Jonathan Guy Dashwood's Patent for Improvements in the Construction of Taps and Cocks-William Carron's Patent for Improvements in the Construction of Clogs and Pattens. PLATE X. Joseph Atkinson's Patent for Improvements in Thrashing and Winnowing Machines-John Peter Booth's Patent for a Fabric applicable to Quilts, Coverlets, Wadding, &c.-Edward Law's Patent for Evaporation and the Manufacture of Salt-Francis Marx's Patent for Im