January 7, 1916.

THE COLLIERY GUARDIAN.

43

Mining BOOKS

At Tremendous Reductions ! New Books at 25 per cent.
Discount I Books on Mining, Technical and all other Sub-
jects. Sent on Approval. State Wants. Send for Lists.
Books Purchased. W. & G. FOYLE, 121-123, Charing
Cross Road, London, W.C.

OXYGEN.

The BRITISH OXYGEN Co. Ld.

The oldest and most extensive Oxygen producing
and distributing business in the World.

JOHN STANIAR & CO., Manchester, Eng.

Wire Weavers & Metal Workers.

Established over 100 Years.

_________
_________
- EVERY REQUISITE. -

GAUZES in Silk and Wire.

BRUSHES in Bristle, Weed, Fibre or Steel, for every known
make of Brush Machine.

PERFORA TED PL A TES in Iron, Steel, Zinc, Brass, Copper.

GUARDS for Engines, Stores, Machines, Strapping, Lifts, &c.

AWARD MEDALS—Japan-British 1910, Franco-British 1908.

Telegraph—“ Gauze, Manchester.”	Telephone—City 3306.

British Manufacture Best Quality at Lowest Prices o
Every description either separate or in cases.

SPECIAL 12 in. CARDBOARD PROTRACTOR,
reading to }°, at 2s. 6d., postage Od.
ILLUSTRATED CATALOGUE ON APPLICATION.

Wil 11 ADI IND Mathematical Drawing and Surveying

■ n. nMnLIHUj Instrument Manufacturer,

47, Finsbury Pavement, London, E.C.

Established 1851.	Factory—HACKNEY, E.

______________________________________________________

Factories in all industrial Centres equipped
with modern plants producing Oxygen of
unrivalled quality for use with RESCUE
APPARATUS.

ADDRESSES OF THE COMPANY’S WORKS:

LONDON ______ Elvbrton St., Westminster, S.W.

,,	....... Tunnel Avenue, East Greenwich,

BIRMINGHAM	... Saltley Works.	[S.E.

WOLVERHAMPTON Lower Walsall Street.
CARDIFF _______ East Moors.
MAN< HESTER.... Great Marlborough Street.

BIRKENHEAD..... Bromborough Port.

SHEFFIELD ..... Celtic Works, Savile Street.

NEWCASTLE-ON-

TYNE ....... Walker Gate.

GLASGOW........ Rosehill Works, Polmadie.

SYDNEY ______ N.S.W.

SPECIALTIES.

Rocker Bar Furnaces

For maximum efficiency with natural draught.

Twin-Door Furnace Fronts

For large Boilers, side firing, smoke burning.

Sectional Back Bridges

New economic composite type: fusion proof.

Tub-Controllers

For all sizes of tubs or tipping I rucks.

Wire Rope Cappels

The new safety quick hosing system

Visual Signal Indicators

For all winding conditions.

J. & J. NEIL & CO., Engineers,
93, Hope Street, GLASGOW.

British Insulated & Helsby Cables Ld.,

ELECTRICAL CABLE MAKERS & ENGINEERS.

REQD. TRADE MARK.

Works: Prescot, Helsby, & Liverpool.

SEE LARGE ADVERTISEMENT EVERY FOURTH WEEK.

..Requisites^ the Colliery Engineer

1 .... *

“JOINTITE” JOINTING.

PACKING

RUBBER INSERTION
and other Joints cut to any
shape, from stock.

ENGINE PACKING



can supply your
requirements.

A COPY OF OUR

736 pp. CATALOGUE

WILL BE GLADLY SENT UPON
RECEIPT OF APPLICATION.

Write, 'Phone, Wire, or call personally.

W. H. Willcox & Co. Ltd.,

32 to 38, Southwark St., London, S.E.

Telegraph •. " Willcox, Southwark Street. London."
Telephone: Hop 3740 (3 lines). Hop 2538 (1 line).
Hop 1992(1 line)



EJECTOR or WATER RAISER.
LEATHER BELTING,
Also
Cotton,
Balata,
Hair,
&c.

INJECTOR.

WILLCOX'S

PATENT

Semet-Solvay Coke Ovens

SECTION OF OVEN

SHOWING SOLID CONSTRUCTION.

Strongest in Design.

Separate sets of flues to each oven.

Very low Maintenance Cost

“DIRECT” AMMONIA RECOVERY PLANT,
giving increased yield of Sulphate, with less
Labour, and a saving in Steam consumption.

THE COKE OVEN CONSTRUCTION CO. L!

Howard Chambers, 155, Norfolk Street, SHEFFIELD.