August 7, 5914.

THE COLLIERY GUARDIAN

333

THE ISGA FOUNDRY COMPANY LTD.

RAILWAY PLANT &■ GENERAL ENGINEERS,
Switches, Crossings, Turntables, Water Cranes, Girders, Bridges,
Roofs, Pipes, Pumps, Wagons, Tanks, Engines, Boilers, Cranes

Works: NEWPORT, MON.

London Office : 16&17 Devonshire Sq. Bishopscate St., E.C.

BOOKS

At Tremendous Reductions ! New Books at 25 per cent.
Discount! 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. 

r WO QUITE

The best material for

Conical GAUGE GLASS RINGS

in all sizes and sections.

For Valves, Joint Rings, Pump
Cups, Ram Rings, Packing Rings.

Price Litt and full particu'ars on application to—

WOODITE CO., Mitcham Common, Surrey.

British Manutacturs. Best Quality at Lowest Prices
Every description either separate or In cases.
gPRVIAI. IS in. CARDBOARD PROTRACTOR,
reading to t°, at 2*. «d., gottage ®<S.

ILLUSTRATED CATALOGUE ON APPLICATION.

WU M£10| 8Ulf* Mathematical Drawing and Surveying
■ Wn Bl	instrument Manufacturer,

47, Finsbury Pavement, LONDON, E.C.

Established 1851.	Factory—HACKNEY, E.

British Insulated & Helsby Cables Ld.,

ELECTRICAL CABLE MAKERS & ENGINEERS.

REGD. TRADE MARK.

Works: Prescot, Helsby & Liverpool

8EE LARGE ADVERTISEMENT EVERY FOURTH WEEK.

WHY NOT USE THE MOST RELIABLE MATERIAL

For your Air, Water, &c., Mains ?

------ ESPECIALLY AS IT IS ALSO THE MOST ECONOMICAL I ---

Mannesmann Tubes (Spigot & Faucet, Flanged, &c.) are

SOLID DRAWN.

Illustrated Booklets from—

THE BRITISH MANNESMANN TUBE CO. LTD., Salisbury House, London Wall, LONDON, E.C.

WORKS: LANDORE, SOUTH WALES.

BRANCH OFFICES and AGENCIES at BIRMINGHAM, MANCHESTER, NEWCASTLE-ON-TYNE.

BELFAST, CARDIFF, GLASGOW, MIDDLESBROUGH & NEWPORT (MON.).

PUMPS FOR DIP WORKINGS IN COLLIERIES, MINES, &c.

Lift 25 ft.

Force 60 ft. and
more.

Worked by the handle
being pushed TO
and FRO.

WILLCOX
SEMi-ROTARY WING
PUMPS .

i in. to 4 in.

,000 Stocked in IRON, also BRASS.

EASY ACTION

SPLENDID

RESULTS

W. H.

WILLCOX & CO. LTD.

Large Sizes 24 in. to
4in. bore have double
handles for two or
more men.

and great CAPACITIES, which
amount to over 8,000 gallons per
hour. They are EASILY FIXED,
and we mount them in various
ways for hand and power.

We have excellent testimonials
and receive large orders for these
Pumps from MINE MANAGERS,
&c., on account of their

Fitted also for
POWER.





also for QUARRIES.

EXCELLENCE IN WORKING

32/38, Southwark Street,

LONDON, S.l

Semet-Solvay Coke Ovens

SECTION OF OVEN

0

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.