164

THE COLLIERY GUARDIAN.

January 25, 1918.

^JIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIHIIIIHIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIU

THE COTTON POWDER Co. Ld

Manufacturers of Explosives for Mining Purposes.

RFY PAWRFR
I1E1A ■ unum

NEW PERMITTED EXPLOSIVE

For all kinds of work.

HEAD OFFICE:

24, WALBROOK, LONDON, E.C. 4

rnlllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllll lllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllc



GREENWOOD & BATLEY Ltd.,
ALBION WORKS, LEEDS.

Telephone-5200 LEEDS.	|	Telegrams-“GREENWOOD, LEEDS."

STEAM TURBINES

HIGH PRESSURE,—EXHAUST STEAM.-MIXED PRESSURE,
FROM 3-B.H.P. TO 600-B.H.P.

Part of order for
totally enclosed gas-
proof Mining Motors
with ball bearings and
plate glass spy holes.

,/f
J -



ELECTRIC MOTORS

HAMMERS

WEDGES, PICKS, FORGINGS, &c.,

■---FOR --

COLLIERIES, QUARRIES & WORKS.





‘.•I • M

-3

j?

A





Manufactured by

The Provident Steel £ Tool Co.

LIMITED,

Brown Street, SHEFFIELD.

AND GENERATORS, A.C. AND D.C., FOR ALL PURPOSES.