September 4, 1914

THE COLLIERY GUARDIAN

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Trade

STANLEY

cvsry’

The largest Manufacturers of SURVEYING and DRAWING
INSTRUMENTS in the World.

Stanley’s Patent Parallel Braced Drafting Machines.

DRAWING OFFICE STATIONERY of all kinds supplied on the most
favourable terms. A very large stock kept.

Please send for our “ K. 12 ” Catalogue, & compare our prices with those of other first=class makers.

W. F. STANLEY <& CO. LTD.,

Export Dept., Great Turnstile, High Holborn, W.C.

Head Offices and Showrooms—286, HIGH HOLBORN, LONDON, W.C.

BOILER HOUSE ECONOMY.

The Heywood Patent Furnace Bars
and Smoke Burner Combined. . .



The illustration shows the Bars made in 5 ft* or 6 ft. lengths, with ribs cast on*
This Bar has been designed to meet the requirements of Collieries, Steel Works,
Forges, Locomotives, Steamers, and all other types of Furnaces that are very hard fired.

Write for Catalogue and price to—

The “HEYWOOD” AIRTIGHT DAMPER CO. LTD.,

Grove Foundry, Gomersal, LEEDS.

-^-SUTCLIFFE’S -

COAL CUTTERS

DISC & CHAIN TYPES, light or heavy
- pattern, for thin or thick seams, with shallow or deep cuts.
Compressed Air or Electrical Drive.

Coal-Face Conveyors, unrivalled In
capacity, constant in work, noiseless In the face and most
easily moved forward.

Roadway Conveyors, which are moved
freely from the face to admit ripping In the gateway.

HdllliritJ Geafj to keep a constant supply of tubs
between the engine plane and coal face with instantaneous
extension of endless rope.

^Afll*e Belting, for conveyors of all kinds.

Thomson’s Non-Overwind,

simplest, safest, surest, and cheapest.

Sutcliffe’s Universal Sounding

& Displaying Signalling
ApparatUS, fully complying with Rogula-
tlon 95 of the MINES ACT.

NOTE.—The above machinery is all patented or protected and makers
or users of infringing articles will be liable to be prosecuted.

FULL PARTICULARS FROM

RICHARD SUTCLIFFE,

Universal Works, HORBURY, WAKEFIELD, England.