788 THE COLLIERY GUARDIAN. April 28, 1916. —“TREFOR”— BORING AND SINKING CO., Contractors for 0 Deep Borings and Pit Sinkings all over the World' Bank Chambers, 329, High Holborn, LONDON, W.C. Patent STAUFFER “ TELL-TALE ” and Lubricators. Polish SRI IB 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-Tyife The LUHRIG COAL & 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.” Tel. No.—2874 Central. GLASGOW Office-127, St. Vincent Street. Tel. Address—“ Nettoyage.” Casts (Tf AN (rank Cases ALUMINIUM CASTINGS MADE AND REPAIRED. R. W. COAN, thef^SS7“ 219, GOSWELL ROAD, LONDON, E.C. On War Office and Admiralty Lists. Telephones— Telegrams— 4879 Central. 3846 City. “ Krankases, Isling.” W. E. TEALE & Co. Ltd., SWINTON, X.M.NC8. --- 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. SECURITY FOR MEN AND PROPERTY IN PIT SHAFTS. No Wear on Guides. Always kept in working order by Self-action. RECENT PIT ACCIDENT PROVED NO DAMAGE. TESTED BY TIME AND UNDER THE WORST CONDITIONS. D D 1 k N| A—Clip. B—Control Shaft. C—Clip Forks. I)—Wedge. E—Adjustable Connecting Rod. F—Self-acting Weight. G—Automatic Sustaining Lever and Spring. J—Control Gear. K—Control Chain. L—Cage Shoes. M—Guide Ropes. PROVIDENCE PATENT SAFETY CLIP CO. LD., sr^s