1118

THE COLLIERY GUARDIAN.

June 15, 1917.

NATIONAL PHYSICAL LABORATORY and QI	/SILICATEX to be the most efficient non-conductor extant

BOARD OF TRADE TESTS, &c, PROVE OLAU W UU L \ COTTON J for all purposes to conserve heat and save fuel.

WILJL ST OF SPREAD OF FIRE. UNAFFECTED RY FLAME MEAT.

J. C. BROADBENT & CO. LTD., REDCAR.





The Sheffield Mercantile Steel Co. Ltd.

POLDI STEEL WORKS,
Napier St., SHEFFIELD.

Telephone Nos —1114 & 1115 Central

Specialities :	Te'egrams Shemeico, Sheffield.”

Alloy and Special Steels for all purposes.

ELECTRICAL MEASURING & Look for the mark
RECORDING INSTRUMENTS of Rellab;lity’

FOR MINES. . ....

Ask for Catalogue.

NALDER BROS. & THOMPSON LD.,

97a, Dalston Lane, London, N.E.

THE

Corlett Electrical Engineering Co. Ld.

T’phone— XITT/^ A M T’gram—
63 Wigan.	“Corlett, Wigan.”

Contracts Dept. ■ Ref. C.D.

Manfg & Repairs Dept. - Ref. W.D.

Stores Dept. - Ref. S.D.

Cables and Wires,

Metal & Carbon Filament Lamps,
Batteries and Accessories.

THE ISCA FOUNDRY COMPANY LTD.,

K2TLTFAF PLANT A GENERAL ENGINEERS,

Crossings, Turntables, Water Cranes, Girders, Bridges,
Roofe, Pipes, Pumps, Wagons, Tanks, Engines, Boilers, Cranes,
Wokks: NEWPORT. MON.

London Office—53, Victoria Street, S.W. 1.

No. 48. Haulage Hope.

Highest Quality

J. 6 E.

WRIGHT

(Established 1770) LTD-
Universe Wire Rope Works,
BIRMINGHAM.

STEEL WIRE ROPES

No. 59. Winding- Rope.

In FLATTENED STRAND
LOCKED COIL and OTHER
SPECIAL CONSTRUCTIONS
FOR MINING AND
ENGINEERING PURPOSES.
Telegrams—* ‘ Universe, Birmingham. ’ ’
Telephones—Birmingham 6914 Centrad
(3 lines).

A CHEAP YET MOST
EFFICIENT INSULATOR
AGAINST HEAT RADIATION

1/ C N V A M ’ Q SPECIALLY

Ebb II S I nl COMPOUNDED

“KISOL”

(REGISTERED)

CEMENT

Sample 1 cwt. bag sent carriage paid to any address for 7s. 6d.

ASK FOR “HINTS" ON COVERING
STEAM PIPES, BOILERS, &c. . .
---Post Free on Application. -

WM. KENYON & SONS Ltd., dukinfield, nr. Manchester,
i

I-—	.. ... ...	.	.------

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THE COTTON POWDER Co. Ld.,

Manufacturers of Explosives for

Purposes.

REX POWDER

“	‘	EE

NEW PERMITTED EXPLOSIVE

I	For all kinds of work.	|

|	HEAD OFFICE:	I

|	24, WALBROOK, LONDON, E.C. 4.	|