August 9, 1918.

THE COLLIERY GUARDIAN.

267

'INCREASE YOUR OUTPUT.

WINDING & HAULING ENGINES

up to the largest sizes.

STEAM and ELECTRICALLY DRIVEN.

WE CAN GIVE YOU THE

BEST SERVICE
AT THE
LOWEST COST.

NO LEAKAGE OF ACID.

BRITISH PRODUCTIONS
ENTIRELY.

ACCUMULATORS for all purposes.

Miners’

Electric Lamp.

Weight 41 lb.

Telegrams—
PELECTLYTO,
BOCHURCH,
LONDON."

Telephone—
119
STRATFORD.

Firemen’s Emergency
Pocket Lamp.

Size 51 in. by 4 in.

Pearson’s Electric Miners’ Lamp C? L°

Vi/4nria	IVI avclinrofo T ano Sifvnf f nrd I	F 1

Worsley Mesnes Ironworks Ld.,

WIGAN.

AIR-COMPRESSING ENGINES
AND PUMPS.

BREAKDOWN REPAIRS A SPECIALITY.

Telegrams—“ENGINES, WIGAN.”	Telephone—No 46 WIGAN.

FERRO-CONCRETE LINING

YEARS of STUDY
and EXPERIENCE
HAVE BROUGHT
MY SYSTEM OF
CEMENTATION
TO PERFECTION.

TO COLLIERY PROPRIETORS.

Shafts sunk, tunnels driven, and
other mining constructions carried
out in difficult and very wet ground
by the best method. Success guar-
anteed.

19 shafts in Great Britain sunk with
cementation.

Ferro-Concrete Lining a speciality.

Feeders of water in shafts or levels
effectually treated.

ALBERT FRANCOIS, WhooNCAsVET

Telegrams—“Francois, Doncaster,”	Telephone—408 Doncaster.

Partners: Albert J. Francois (Belgian); Thomas Blandford.

WELDLESS STEEL TUBES
AND CONSTRUCTIONS.

British Manufacture throughout.

High-class Quality.
Excellent Finish.

Accuracy.

The material for your requirements
may be in stock.

J. E. SLACK,

to, QUEEN VICTORIA STREET, LONDON, E.C.

Depot—Millwall. Telegrams—“ Jeslaker, Cannon, London.”

HAMMERED

CAST IRON

Premier Works,

PISTON RINGS

(by the Davy-Robertson
Process).

AU liras from 2|in. to 72 in.

In our Special Piston
Ring Iron.

Don Road,

SHEFFIELD

THE STANDARD PISTON RING

& ENGINEERING CO. LTD.,

QUICK 0EL1VEBY. U)W PRICES.

STUDY your HORSES with ECONOMY.

FOOD PREPARED IN HALF THE
TIME WITH HALF LABOUR. . .

PATENT DUST EXTRACTORS,

SIFTERS, & MIXING MACHINERY.

GEORGE PORTEUS,

MILLING ENGINEER,

Telegrams— TT	T\	Telephone—

“ Elevator, Leeds.” A-J-Ej	Q • 3241 Two Lines.

THOMPSON

BOILERS

TYPES

OF ALL

WATER TUBE TYPE.

Simplicity ot design with maximum efficiency.

WOLVERHAMPTON, Eng

&

a

■/

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.



I“CROWN” coverings

for Boilers, Piping, Superheaters, &c.

96 SAVING

in Radiation, Greatest Economy, Longest Service.

L____

;k.

, \ ■ •

Cannot be impaired, however intense the heat.

Our TELLURIC CEMENT, unequalled for general purposes.

So/e Makers: SUTCLIFFE BROS.,

Union Works, GODLEY, nr. Manchester.