522

[supplement PAGE X.]

THE COLLIERY GUARDIAN.

September 6, 1918.

THE BRITISH EXPLOSIVES SYNDICATE LTD. 124-ST VINCENT STREET GLASGOW

THAMES POWDER N° 2

Charge Limit 22 Ounces

NEEDS NO THAWING

Telephone-
687 Central.

Telegrams—
“Octagon, Sheffield.”

R. H. MIDDLETON & GO.

SUCCESSORS TO

THE GRAHAM ROBINSON STEEL COMPANY LIMITED.

Neepsend Rolling Mills, SHEFFIELD,

MANUFACTURERS OF

MINING STEEL & TOOLS

John Tonks&C0 C

GEORGE BURNSIDE,

Manufacturers of

SPRINGS & SPRING WASHERS

For Engineering & General Use.

O’T’STCj FOR ALL
□ I CiCLs PURPOSES

•?-

Rock and Stone Drilling Machines:

Also Eye Guards for Pit Ponies.

Burnside’s Safety
Boring Apparatus.

Used most successfully
in tapping old Mine
Workings.

■App'y for Catalogue,

Drills to any Size

Boring Tool Works, Shiney Row, Fencehouses,
CO. DURHAM.

ALWAYS AT YOUR SERVICE.

No. 1.

DAISY STEEL & SPRING WORKS,
Daisy Walk, SHEFFIELD.

Telegrams—“ Tones, Sheffield.” Telephone—4179 Central.

No. 2	No. 3.

“s SUPERHEATERS

S JL	X

SAVE IO to 20% of COAL.

OVER 1,600 WORKING.

WATER RAISERS.

SUPERHEATER APPLIED TO LANCASHIRE BOILER.

■

OF NELSON COLUMN FAME.

W. E. HARRISON,
Practical Steeplejack,
Regent Terrace,
SHEFFIELD,
for

Repairs, Additions and Renewals

to

Tall Brick & Iron Chimney Stacks,
Lighthouses, Church Spires, etc.

LIGHTNING CONDUCTORS
: A SPECIALITY. :

Brass, Gun Metal, and Phosphor Bronze Castings.

SAMUEL BIRKETT & SONS (Cleckheaton)

Lion Brass Works, CLECKHEATON. ltd.

MAKERS of SUPERHEATERS
FOR ALL TYPES OF BOILERS.
Experts on Piping Installations, etc.
Send your Enquiries to

BOLTON’S SUPERHEATERS Ltd.

(Late A. BOLTON & Co.)

Heatizer Works, Trafford Park, MANCHESTER.

Tele. No. 643 Trafford Park. Telegrams: “Heatizer,” Manchester.

AWARDED 3 GOLD MEDALS FOR EXCELLENCY.

A trial in any part of
the country solicited.