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180
ADVERTISEMENTS.
IMPROVED HOISTING MACHINE.
ROBERT RENFREW
RESPECTFULLY calls the attention of Proprietors, Honse-factors, and Warehousemen, to his Improved
Hoisting Machines, for raising and lowering goods in sunk flats. These Machines are constructed
â– with the latest improvements, with Balance Plates, and can be confidently recommended.
LITHOGRAPHIC PRESSES, MANGLES, WINDING MACHINES, AND WARPING MILLS,
MADE AND REPAIRED.
88 CrOSIIsr STI^EET, C3"L^Sa-O^W".
ESTABLISHED
1844.
CALE
PATENT LAP-WELDED
IRON BOILER-TUBE WORKS,
COATBRIDGE, NEAR GLASGOW.
J. & T. BAKER,
MANUFACTURERS OF THE PATENT LAP-WELDED IRON TUBES,
FOK
MARINE, LOCOMOTIVE, AND LAND BOILERS,
WARRANTED of Uniform Strength from end to end, and to stand any pressure that may be applied to
them in use, either internally or externally. Also the Tvhing for Boring, so universally adopted now
in mining operations, and Strong Tubing, screwed and coupled, for steam-piping, and hot-water apparatus.
N.B. — All Tubes, before leaving the Work, are proved at a pressure of one thousand pounds to the inch
internally.

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