980 THE COLLIERY GUARDIAN. May 26, 1916. — TREFOR”—i BORING AND SINKING CO., Contractors for Deep Borings and Pit Sinkings all over the World. Bank Chambers, 329, High Holborn, LONDON, W.C. Polish Patent STAUFFJSR and “ TELL-TALE ” Lubricators. Certainty—Economy—Cleanliness. TAUFFER’S LUBRICANT” Regd. Trade Mark. TANDARD MACHINE GREASE MADE SOLELY for OVER 30 YEARS by TRIER BROS. Ltd., AT THEIR CUMBERLAND WORKS, LONDON, S.E. Office : Caxton House, Westminster, S.W. Agent for Northern Counties— Messrs. JOHN YOUNG & SONS, St. Nicholas Chambers, Newcastle-on-Tyn*, The LUHRIG GOAL & ORE DRESSING APPLIANCES Ltd. Engineers and Contractors for COAL WASHING, STORAGE, AND ORE DRESSING. ------ OVER 2 00 PLANTS ERECTED, and in course of Erection. ---- Capacity from 150 tons to 2,000 tons per day of 8 hours. DESIGNS SPECIALLY PREPARED TO SUIT LOCAL REQUIREMENTS. INSPECTION OF PLANTS WORKING INVITED. ALL MACHINERY OF BRITISH MANUFACTURE. Disintegrators. Tipplers. Screens. Picking Tables. Loading Belts. Conveyors. Elevators. Pumps. Crushing Rolls. Head Office-32, VICTORIA STREET, LONDON, S.W. Tel. No.—160 Victoria. Tel. Address—“ Nettoyage, London.” Tei. No.—2874 central. GLASGOW Office—127, St. Vincent Street. TeL Address—" Nettoyage.” (OAN (ASTS (LEAN (RANK. (ASES ALUMINIUM CASTINGS MADE AND REPAIRED. R. W. COAN. THEy™UM 219, GOSWELL ROAD, LONDON, E.C. On War Office and Admiralty Lists. Telephones— Telegrams— 4879 Central. 3846 City. “ Krankases, Isling.” W. E. TEALE & Co. latd., BWINTON, LANCS. --- APPROVED - MINERS’ SAFETY LAMPS, GLASSES. COLLIERY STORES, &c. BOILERS For COLLIERIES A SPECIALITE. ——— ARNOLD’S Bulbous Boiler Flue. Hopkinson=West Patent Boiler Flue. WM. ARNOLD & CO., Barnsley. GOODALL, CLAYTON & Co. Lo. SURVEYING INSTRUMENTS LEEDS. Telegrams :— “ Vertical, Leeds.” Telephone:—1982, Leeds. swr,-.". MAKERS AND ERECTORS OF SCREENING PLANTS, PICKING BELTS, SCREENS, PITHEAD GEARS. Davis’s Cranked Dial. Theodolites, Levels, Barometers, etc. DAVIS’S IMPROVED HEDLEY DIAL WITH CRANKED LIMB, ENABLING SIGHTS TO BE TAKEN TO ANY DEGREE FROM LEVEL TO 90 DEGS. UP OR DOWN. Davis’s Surveying Instruments are used in the majority of Mines in the United Kingdom, the Colonies, and other parts of the World. PLOTTING INSTRUMENTS for Railways, Mining Engineering, and Field work. BUNKERS, ROOFS, STEEL STRUCTURAL WORK, &c. SEND FOR LIST No. 41/1 A. GAS RETORT INSTALLATIONS, CONVEYING PLANTS. Representatives:—H. L CHESTON, Clarendon House, Boston Spa, Yorks. W. OGDEN DAYSON. 1, Mount Street, Swansea, for South Wales. JOHN DAVIS & SON (fYai'hirl I Til ALL SAINTS works, derby; I UU1 KJ V I Ko* a LJ a | & 17, Victoria St., Westminster, London, S.W. ■ Telegrams—“Davis, Derby,v" Telephone-^240 Derby