July 21, 1916.

THE COLLIERY GUARDIAN.

105

Walter Scott Ltd.

Leeds,	LEEDS STEEL WORKS,	England

Keith Centrifugal Fans.

MANUFACTURERS OF

BRITISH STANDARD ROLLED STEEL JOISTS, CHANNELS,
TRAMRAILS AND PERMANENT WAY RAILS, &c.



Example of 10 in. x 6 in. x 421b. R.S. Joists curved for Framework to Roadway.

Pit Head Frame.

l Erected in Works
for inspection.

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ROLLED STEEL JOISTS for PIT PROPS,
FRAMEWORK TO ROADWAYS. &c.

STRUCTURAL STEELWORK FOR BUILDINGS, Ac.

Mild Steel Blooms, Billets, Slabs, Tinbars, Rounds & Flats.

Rolls cut for Special Sections and to approved quantities,
Books of Sections and other information on application.



Illustration shows a large Double Inlet Keith
Mine Fan at our Works.

For Mine Ventilation, and Induced Draught,
Keith Fans of the largest sizes are in extensive
use.

Hand-geared Keith Fans also supplied for
ventilating small Headings, etc.

We have a wide experience in the
application of Fans and Blowers,
and our expert knowledge is at the
disposal of clients.

James Keith & Blackman C” Ltd

27, Farringdon Avenue, .... LONDON.

And at Manchester, Newcastle, Cardiff, Leeds, Glasgow, Edinburgh, &c.

STEAM, MOTOR, BELT, OR ROPE=DRIVEN

AIR & GAS COMPRESSORS

From 50 to 15,000 cubic feet

FOR

COLLIERIES, MINES, Etc.

ADVANTAGES^--

SIMPLICITY.

RELIABILITY.

SELF=LUBRICATION.

SMALL FLOOR SPACE.

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ADVANTAGES

DURABILITY.

HIGH EFFICIENCY.

BEST WORKMANSHIP.

MINIMUM MAINTENANCE

One of Two 1,400 c.f. Air Compressors, in De Beers Mines S.A.



BELLISS & MORCOM LIMITED,

Telegrams :	RID TUI IMC 1-5 A AA	London Office :

BELLISS, BIRMINGHAM.”	8, VICTORIA STREET, S.W.