April 5, 1918. THE COLLIERY GUARDIAN. 673 WLEWIS& SON / I AIR PIPE MAIW L A BDLSTON, STAFFORDSHIRE. 1 Telephone Ko. 72 BUeton. AULD’S PATENT STEAM REDUCING VALVES Also Makers of Special FULL BORE Patent Steam Reducing Valves for Blowing, Winding, Pumping and other Engines, and for supplying Surplus or other steam from high to low pressure boilers, &c. __________________ DAVID AULD & SONS, Patentees Makers, LTD. Whitevale Foundry, GLASGOW The Colliery Ready Reckoner and Wages CALCULATOR. By JAMES IRELAND. “Will be the me2s of preventing many disputes between pay clerks and colliers.”—Mining Journal. Colliery Guardian Office, 30 & 31, Fumival-street, Holbom, London, E.C. 4. Cloth limp, Is. 6d.; post free, Is. Id. SIMPLET BOILER CIRCULATOR For Efficiency and Economy, See Last Week’s Advertisement, and apply to The London Simplet Engineering Co. Ld., 20, CULLUM STREET, E.C. 3. Telephone—Central 11029. Telegrams—Lonplet, Fen, London. HILL & SMITH LTD., Brierley Hill Ironworks, STAFFS. — MANUFACTURERS OF — IRON ROOFING, SHEDS, STORES, &c. Suitable for Works and Colliery Equipment. London : 8, Victoria Street, Westminster, S.W. 1 CONSTRUCTIONAL STEELWORK of every description. LOWMOOR BEST YORKSHIRE IRON FOR RESISTANCE TO STRAINS OR SHOCKS. W Specially adapted for COLLIERIES. Prices and full particulars from THE LOWMOOR CO LTD LOWMOOR IRONWORKS • BRADFORD Telegrams: ** Midor«t«, Birmingham.” Telephone: Central 1107. The Midland Counties Reinforced Concrete Co., 39, NEWHALL ST., BIRMINGHAM, For FOUNDATIONS, HEAPSTEADS, BUNKERS, FLOORS, GANTRIES, AIR LOCK CHAMBERS, HEAD GEAR FRAMING, &c. OF COAL IN EVERY FIVE. Reduces the Coal Consumption 15 to 20 per cent. Every Ton of Coal saved by the Econo- miser at a Colliery is another Ton for Sale at Market Price. Write for Pamphlet “BQ” to E. GREEN & SON LTD., WAKEFIELD, England. Telegrams—” Waggon, Heywood.” Telephone Ne. M. Lancashire and Yorkshire Waggon Company Ltd. (Established 1862). Railway Wagon Works, HEYWOOD, near Manchester. MANUFACTURERS of RAILWAY WAGONS of every description, for oath and on deferred payments extending over three, five, or seven years. Railway Wheels ana Axles, Axle Boxes, Cast and Wrought Ironwork of every sort made to pattern or drawings; Wagons repaired; Wheels turned up or re-tyred. Second-hand WAGONS Let out on simple hire. H. ROBINSON, Seeretary. WILLIAM RIGLEY, Forest Wagon Works, Bulwall, NOTTINGHAM, BUILDER of RAILWAY WAGONS for Caih or on Hire Purohaie, Repairs by Contrast. Rccomtruction and Convertion of Old Stock a Speciality. THE BRISTOL AND SOUTH WALES RAILWAY WAGON CO. LTD. NEW OR SECOND-HAND WAGONS PURCHASED AND RE-SOLD FOR PAYMENT OVER THREE, FIVE, OB SEVEN YEARS. JOHN BICKNELL, BRISTOL. Managing Director and Secretary. THOMAS MOY Limited, RAILWAY WORKS, PETERBORO’, BUILDERS OF RAILWAY WAGONS OF ALL DESCRIPTIONS VO* CASH. PHtCHAIH LHASA, OH Olf IIMPL1 HU*. Makers of Wagon Ironwork, Wheels, Forgings, Iron and Brass Castings. CONTRACTORS FOR THE MAINTENANCE OF WAGONS. THE ROLLING STOCK COMPANY, DARLINGTON, WAGON OWNERS. Railway Wagona of all deaoriptiona Let on Simple or Purohaie Hire. Wagona bought and aold. 2£i- Wigan Wagon Co. Had., SPMIBtGS BRANCH. WIGAN. Manufacturers of RAILWAY WAGONS of every description for oaih and on deferred payments. Dead buffer wagona converted into lelf-contained Spring Buffer wagona. Colliery Pit Tuba, Wagon Ironwork Cast and Wrought, Braxa Bearings, Springs, Wheels and Axles, Bolts and Nuts, Ac., A. Loco and Wagon Wheels turned up and re-tyred WAGONS REPAIRED, PAINTED AND LETTERED. Telegruoao—" Wagon, Cherley." Telephone—Noe. 185 A IM, THE Private 117. CHORLEY RAILWAY WAGON CO. LTD, Chorley* LANCASHIRE, Builders of Railway Wagons, h Rolling Stoofc of every d©soription for Cash, Pureha.se Louse, or on Simple Hire. Wagon Wheels, Ironwork, Forgings, Stampings, Iron and Brass Foundry Work. Wagons maintained in Repair by Contract or otherwise. H. W. HITCtHBM, Mnnaflrlnr Director. BOILERS LANCASHIRE* CORNISH TYPES PRESS i GENERAL PLATE WORK t^EE LAST WEEKS ADVERTISEMENT ROPEWAYS LIMITED 2, Eldon Street, South Place, London, E.C. 2. Telephone: 12780 Central. :: Telegrams: “.Ropeways, London.” constructors of AERIAL ROPEWAYS. See Illustrated, Advertisement next week. Telegrams—“ Axle, Cardiff.” Telephone No. 628 Cardiff. The Cambrian Wagon Co. Ld. y/X DIAMOND RAILWAY WAGON WORKS, EAST MOORS, CARDIFF. RAILWAY WAC0N BUILDERS, REPAIRERS & CONTRACTORS Second-hand Wagons, all types, for Hire or Sale. Smiths’ Work. Light Railway Sleepers in Pressed Steel. Wheel and Spring Repairers. OSWALD BOND, Beeveiewy. R. HOOD HAGGIE & SON Ltd., Wire and Hemp Rope Manufacturers, Established over 130 years. NEWCASTLE-ON-TYNE. Telegrams: “Haggle, Newcastle-on-Tyne.” Telephones: City 589 (3 lines). BOOB 5? WIRE ROPES MANUFACTURERS OF WIRE ROPES OF ALL DESCRIPTIONS FOR MINES—Haulage, Winding and Coal Cutters. AERIAL ROPEWAYS—Carrying Cables and Hoisting Ropes. PATENTEES OF FLATTENED STRAND STEEL WIRE ROPES of Improved Construction, Composed Entirely of Round Wires, ROBIN HOOD PATENT, QUALITY GUARANTEED. Giving a Splendid Wearing Surface and Increased Strength. Also Makers of Manilla Driving and Lifting Ropes, Spunyarns, Reincords, etc., etc. Branches at London, Cardiff, Glasgow, Liverpool, Hull, Grimsby, North Shields, etc., etc. Contractors to British Admiralty, Foreign and Colonial Governments. W. G. ALLEN & SONS (TIPTON) LTD., Bradley Lane Works, Princes End, TIPTON. E