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[supplement PAGE IV.]

THE COLLIERY GUARDIAN.

October 18, 1918.

CEMENTATION

You Expect to Encounter Water,
You have Feeders of Water,
Pumps are Required,
Pumping Entails useless Cost,
Water exists in SHAFTS or LEVELS,
It would be beneficial to stop such water,

WHY NOT Avail yourself of the services of the most experienced high

pressure CEMENTATION SPECIALISTS? As PIONEER of this PROCESS in
GREAT BRITAIN successful results can he guaranteed.

SHAFT SINKING, DAMS, WET SHAFT

UNDERTAKEN. ALSO DEFECTIVE BOREHOLES AND ROADWAYS IN FIRE AREAS.

FERRO-CONCRETE LINING A SPECIALITY.

Beeord ot British Work .--SHAFT SINKING with CEMENTATION	-	19 SHAFTS.

UNDERGROUND DAMS	do.	-	23 DAMS.

Albert Frangois, Belgian.

Thomas Blandford.	WET SHAFT LININGS	do.	-	20 SHAFTS.

References given upon application,

DONCASTER.

Telephone—408.

Telegrams—“FRANCOIS, DONCASTER.’’

ALBERT FRANCOIS,

Telegraphic Address:—ENGINE, SHEFFIELD.



YORKSHIRE ENGINE C° L°

Contractors to the Admiralty, War Office, India Office, etc., & Colonial & Foreign Governments & Railways.

HEAD OFFICE & WORKS : SHEFFIELD, ENGLAND.
London Office : 34, Caxton House, Westminster, S.W. 1.

BUILDERS OF STEAM, ELECTRIC & COMPRESSED AIR

LOCOMOTIVES

for any Gauge—of any Weight.

COAL CUTTING MACHINES
<& HAULAGE ENGINES

OF1 AGL TYH»ES,

FORGINGS IN IRON and STEEL—G.M. and PHOSPHOR RRONZE CASTINGS.

MACHINE WORK OF EVERY DESCRIPTION.

NEW FORMS,

&c.,

Recently issued under
the Coal Mines Acts.

Full particulars on application.

THE COLLIERY GUARDIAN CO. LTD.,

30 & 31, Furmval-st., Holborn, juondon, E.C.4

Telephone-
687 Genteal.

Telegrams—
“Octagon, Sheffield.”

R. H. MIDDLETON & CO.

SUCCESSORS TO

THE GRAHAM ROBINSON STEEL COMPANY LIMITED.

Neepsend Rolling Mills, SHEFFIELD,

MANUFACTURERS OF

MINING STEEL & TOOLS