May 3, 1918.

THE COLLIERY GUARDIAN.

879

' INCREASE YOUR OUTPUT.'

WE CAN GIVE YOU THE

BEST SERVICE
AT THE

LOWEST COST.

NO LEAKAGE OF ACID.

BRITISH PRODUCTIONS
ENTIRELY.

ACCUMULATORS for all purposes.

Size 5i in. by 4 in.

Telegrams—
“ PELECTLYTO,
BOCHURCH,
LONDON.”

Telephone—
119
STRATFORD.

Firemen’s Emergency
Pocket Lamp.

. -L3MEZ ’ .11110

MELL1NGS’ PATENT

STEAM REVERSER.

—

' The most efficient and reliable apparatus
on the market for enabling a Winding
Engine to be effectively handled.

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MADE IN THREE SIZES.

-Q-

For full particulars apply SOLE MAKERS:

Worsley Mesnes Ironworks Ld.,

Telegrams—	tAf I A IM	Telephone—

“ENGINES, WIGAN.”	IWMlVi	No. 46 WIGAN.

PUMPSfor^k

Miners’
Electric Lamp.

Weight 4} lb.

Pearson’s Electric Miners’ Lamp C? L“

Victoria Works, Marshgate Lane, Stratford, LONDON, E. 15.



T. Shore & Sons Ld.

Engineers,

Etruria, STOKE-ON-TRENT.

Telephone: 74.

Telegrams : ** Pumps, Stoke=on=Trent.'



INSTRUMENTS OF PRECISION
for the

MINE, FIELD, and DRAWING OFFICE.

JC-rz* Recently Issued under Full particulars on application,
new roriildy Oct. the Coal Mines Acts.

/	30 & 31, Furmval-street, Holborn, London, E.C. 4

CONTRACTORS TO H.M. WAR OFFICE ANO ADMIRALTY.

Send for Illustrated Catalogue.

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A. G. THORNTON Ltd.,

Manufacturers,

Paragon Works, 19, King Street West,
MANCHESTER.

HAMMERED

CAST IRON

PISTON RINGS

(by the Davy-Robertson
Process).

AU aizea from 21 in. to 72 in.

In our Special Piston
Ring Iron.

HERBERT G. RICHARDSON £

Magnet Works, WALSALL.

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THE STANDARD PISTON RING

& ENGINEERING CO. LTD.,

Premier Works,

Don Road,

SHEFFIELD



QUICK DELIVERY. LOW PUCES. T®bHT -o£SSK».-

THOMPSON

TYPES.

Simplicity of design with maximum effi

WOLVERHAMPTON

THE “CROWN” ROTARY
GEARED PUMP

FOR OIL OR WATER AND SUDS.

Useful in Collieries, Pumping Sta-
tions, Railroad Shops, and also on
Machine Tools.

Supplied with | in., | in. or % in. Gas
Suction and delivery. Capacity 120
gallons at 320 revolutions.

THE CROWN ENGINEERING Co.,
123-7 Sheen Rd., Richmond, Surrey.

RifeS '

“CROWN” COVERINGS

for Boilers, Piping, Superheaters, &c.

96 SAVING

in Radiation, Greatest Economy, Longest Service.

"7 ( ' .

sUs -

- ' •

■ ■ rrii -ae

Cannot be impaired, however intense the heat.

Our TELLURIC CEMENT, unequalled for general purposes.

8o/e Makers i SUTCLIFFE BROS.,

Union Works, GODLEY, nr. Manchester.