August 9, 1918.

THE COLLIERY GUARDIAN.

279

^SIMPLEX HEAVY SCREWED

CONDUITS AND CONDUIT FITTINGS

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.

PLOWRIGHT BROS. LTD.,

Brampton Iron Works, Chesterfield.

Speciality—

COAL SCREENING«CONVEYING

SECTION OF SCREENING PLANT AT BENTLEY COLLIERY, DONCASTER.





CONSIDERABLY OVER

inn pirntq

I wU I Ltnlw I W AND THE C0L0NIES-

Estimates and Designs on application

’DELIVERIES’

® FROM STOCK °

IWotSkbs

HOPKINSON
VALVES

FOR SUPERHEATED STEAM.



fa A IhiM
“union”	brand

RED LABEL.



^aei □Aits
a o Q G Q G Q o (a
~lli	Hi

Albert Frosts

- Houu/ird St.
Sheffield.

FIGURE 8500.

THE

SUPERO

VALVE

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

SIZES :

1" 3" I " 11"	-11"

2 ’ 4 ’ * » 14” ’ 1 2

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

LONDON - GLASGOW - PARIS - PETROGRAD.

No. 400.