May 15, 1914.

THE COLLIERY GUARDIAN.

1103

THE

HERBERT FROOD

OH A PEL-EN-LE-FRITH,

AND

39, UPPER RATHBONE PLACE, LONDON.

a	Fabric Linings

J	FOR

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Send for LIST, SAMPLES or TESTS.

OXYGEN The KNOWLES OXYGEN

Head Office: WOLVERHAMPTON.

& at BROMBOROUGH PORT, nr. Birkenhead.

GUARANTEE ALL THEIR

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WELDING & CUTTING UVnnflAEM
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IMPROVED WIRE ROPE

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ANY DIAMETER. ANY SECTION.1
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f

Supplied to most of the largest Collieries and Gold Mines

AU8O

LATEST IMPROVED
SAFETY

DETACHING
HOOKS.

THOMPSON & SOUTHWICK LD.,

TAMWORTH, Staffs, England. Nat. Tel. No. 4. Tel. Address—“ Pulleys, Tamworth.”

OOLLIBEY OWNERS MANUFACTURING BRICES
SHOULD BUBSCBIBI TO

THE BRITISH CLAY-WORKER

The Organ of the Brick and Tile Trades.

Fubltihed Monthly. Subscription: 8s. per annum, post free.

Send for Specimen Copy to the Publisher,

THE 111 TISH tUY-WOHU, IS, 83SBX-ST., LONDON, W.C,

JUNCTION BOXES Forc1* 05

For underground use. Strong, substantial Cast
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moderate cost. Write for further particulars to—

J. Crawford & Sons Ltd.,

Bonner’s Field Engine Works, SUNDERLAND.

NEWTON, CHAMBERS

& Co. Ltd.,

THORNCLIFFE IRONWORKS, near SHEFFIELD.

ESTABLISHED 1793.

TANK in Cast Iron or Steel. GENERAL CASTINGS, CONSTRUCTIONAL STEELWORK,
CONTRACTORS to the ADMIRALTY, WAR OFFICE, and CROWN AGENTS for the COLONIES.
Telegrams—“NEWTON, SHEFFIELD. ’	Telephone No. 2200 Two Lines.

Established 1800.

BRASS TIME CHECKS

JOHN LAWSON & SONS,
Manufacturers of every kind of
STEEL STAMPS, LETTERS,
FIGURES, BRANDS, STENCIL
PLATES, <&c.

Telephone No. 577.

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PRICE 10s. (10s. 7d. post free).

Roebuck Letter Works, 26, Carver Lane, SHEFFIELD.

Save Money - Save Coal - Save Steam

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Makers of High-class Gunmetal Gland Taps,
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Class B

For Prices, Particulars and Testimonials, apply Sole Makers,

APPLETON & HOWARD, “"sas,""" ST. HELENS, LANCS.

Contractors to the War Office.

SEE OUR STAND,

No. 66,
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and
Mining
Exhibition,

MANCHESTER,

JUNE 12-27.

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Nob el’s Explosives,

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PRESSURES

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TREASURE

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LIVERPOOL

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LASSES

RECORD OF

FIRST SERIES OF THE

BRITISH COAL DUST
EXPERIMENTS

CONDUCTED BY THE

COMMITTEE APPOINTED BY THE MINING ASSOCIATION OF
GREAT BRITAIN.

A Record of the Experiments carried out during 1908 and
1909 at the Altofts Experiments Station.

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