PUBLISHED BY W. NEWTON, at the OFFICE FOR PATENTS, 66, CHANCERY
LANE, AND TOWN HALL BUILDINGS, MANCHESTER; SHERWOOD, GILBErt,
AND PIPER, PATERNOSTER ROW; SIMPKIN AND MARSHALL, STATIONERS'
COURT; AND GALIGNANI'S LIBRARY, RUE VIvienne, paris.

1841.

E

R. FOLKARD, PRINTER, DEVONSHIRE STREET,

QUEEN SQUARE.

LIST OF PLATES IN VOL. XVIII.

[CONJOINED SERIES.]

I. Thompson's Improved Bed for Invalids.

II. Harvey's Improvements in Wood Paving; and Saunders's Improvements in Wood Paving.

III. Brown's Pin Machinery; Chaussenot's Lamp; Smith's Improved Gas Burner; Herepath and Cox's Tanning

Apparatus; Potter and Horsfall's Card Making Machinery; and Wilkes' Improved Hinges.

IV. Hett's Improvements in Grates; Nicolas's Rotary Steam Engine; Armstrong's Improved Plough; Keene's Im

proved Drill; Gooch's Wheels for Railways; and Vaux's Harrow.

V. Matthews' and Leonard's Saw Frame; Noble's Improved Pump; Davies's Improved Clock; Beart's Coffee Pot ; and Haddan's Improved Propeller.

VI. Taylor and Davies's Improved Steam Engine; Huckvale's Improved Plough; Beard's Improvements in obtaining Likenesses; and Vardy and Platow's Coffee Pot.

VII. Aitken's Improvements in Drawing Cotton; and Upton's Steam Power.

VIII. Newton's Improved Air Engine.

IX. Hick's Improved Machinery for Drying Cotton, &c.

X. Dircks' Improvements in Steam Engines and Railway Wheels; Bertie and Gibbons's Lace Machinery; and White's Improvements in Vices.