_______

_SIMPLEX HEAVY SCREWED_

CONDUITS AND CONDUIT FITTINGS

June 28, 1918.

THE COLLIERY GUARDIAN

1295

PLOWRIGHT BROS. LTD.,



SUBSTANTIAL Electric

Light and Power
Installation Material for
Factories & Mines has been
_____developed by-———

SIMPLEX CONDUITS Ltd.
in a thorough and thought-
ful manner. Design

Manufacture & Assembly

are all of prime importance
—and to each of these we

pay most careful attention.

SIMPLEX CONDUITS Ltd.

HEAD OFFICE AND WORKS:

GARRISON LANE—B’HAM.

Albert Frosts

Howzird St.

Sheffield.

McwSkbs

Dos tacsss

——

“union”	brand

RED LABEL.

’DELIVERIES-
° FROM STOCK ®

■y



Brampton Iron Works, Chesterfield

Ss>e«3ig».lity —•
cost SCREENING s CONWYINE





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ipwftix,'.. .■	y. ■.

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BgU? t-t ML<

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SECTION OF SCREENING PLANT AT BENTLEY COLLIERY, DONCASTER.
_________________________________________















CONSIDERABLY OVER





100 PLANTS

HOW AT WORK IN
GREAT BRITAIN
AND THE COLONIES.

Estimates and Designs on application

Hopicmsoi

VALVES

______

FOR SUPERHEATED STEAM.

FIGURE 8500.

teaman

THE

SUPERO

VALVE

STEEL BODY & LID.
VALVE AND SEAT
OF PLATNAM METAL.

SBZES :
1» 3" -K " -11" 11 "
2 , 4 ’ 1 ’ i4 ’ 1 2

J. HOPKINSON & CO., LTD.,
BRITANNIA WORKS,
HUDDERSFIELD.

LONDON - GLASGOW - PARIS - PETROGRAD.

No. 400.