September 4 1914 THE COLLIERY GUARDIAN. 505 Walter Scon Ltd. Leeds, LEEDS STEEL WORKS, England. KEITH Centrifugal FANS. MANUFACTURERS OF BRITISH STANDARD ROLLED STEEL JOISTS, CHANNELS, TRAMRAILS AND PERMANENT WAY RAILS, &c. . Example of 10 in. x 6 in. - 421b. R.S Joists curved for Framework to Roadway. <$■;<$> <$• A Pit Head Frame. . Erected in Works A for inspection. ❖ \ I ♦ \ s \ ffl ia g, / ♦ f J * J IS ® '-J ffl A large single - inlet KEITH FAN with 60-H.P. motor and flexible coupling drive. KEITH MINE FANS in hand, single and double inlet, for delivering up to 400,000 cubic feet of air per minute. QUICK DELIVERIES. ROLLED STEEL JOISTS for PIT PROPS, FRAMEWORK TO ROADWAYS. <&c. STRUCTURAL STEELWORK FOR BUILDINGS, &c. Mild Steel Blooms, Billets, Slabs, Tinbars, Rounds & Flats. Rolls cut for Special Sections and to approved quantities. Books of Sections and other information on application. James Keith & Blackman C" LTD 27, Farringdon Avenue, LONDON. And at Newcastle, Glasgow, Manchester, Leeds, &c. - rI ■ ditions. The Engineer who stops to think must know that packings contain- ing rubber and other vegetable substances could not possibly give good lasting ser- vice under steam and com- pressed air pressures as carried in up-to-date plants to-day. PAI MFTTn”givesspIendid ■ ■ ■ w service under PACKING extreme con- The abundant lubrication of “ Palmetto ” packing is only possible because it CONTAINS NO RUBBER—RUBBER DETERIORATES. Let us send you working samples for free trial. GREENE, TWEED & CO., - Sole Manufacturers, OPEN BRIDEE. V A /I Made also in Box Nose. TONGARfl Perfect Eye & Head Shield. Light! Comfortable ! Durable ! Reasonable ! Sole Agents: LEGARD & SON, Pit Pony Harness Makers and Contractors, LEATHER MERCHANTS, ’PHONE 11. Barnsley. Queen Anne’s Chamber, Westminster, London, S.W. LTD BRIDGEND, We have Specialised in this class of Machinery, and have designed and made more than all other firms combined. References to Users are invited. X Established 50 Years. ANTHRACITE CORL" ff BREAKING \ SIZING 1 AND < WASHING j \ PLANT /