une 29, 1917 Registered as a Newspaper. Jy JOURNAL OF THE COAL AND IRON TRADES. OFFICES FOR ADVERTISEMENTS AND PUBLICATION, 30 & 31, FURNIVAL STREET, HOLBORN, LONDON, E.C. 4. Telephone—1 354 HOLBORN. Telegraphic Address—“ COLLIERY GUARDIAN, FLEET, LONDON." Vol. CXIIL—No. 2948. -r tits rrr » ~ir rr’Am on -i n SINGLE COPY, Fivefemce. [Fomign, 27b. 6d, LONDON, FRIDAY, JUNE 29, 1917. SUBSCBIPTION,’ 26s.; IN ADVANCE, 23s. 6d.; ' 1 ________________________________Special Arrangemento for CoUiory Under-Officials at Reduced Rates. For a MINIMUM cost in ABNORMAL places — USE A — GILLOTT ROTARY COAL CUTTER. ______________ Write— Lancaster Works, ’Phone 33 BARNSLEY. Wire—“ailtott, Barnsley." THE WADDLE PATENT FAN can be easily arranged for Reversing the Ventilation. THE WADDLE PATENT FAN & ENGINEERING CO. LTD., LLANELLY. _______________ ____ « — _ — Telephone— —SPECIALITIES. No. 23 St. Helens. WINDING ENGINES. (C2 AIR-COMPRESSORS. W HAULING ENGINES. _____________ PATENT SIMPLEX OVERWINDER AND OVERSPEEDER. ROBT. DAGLISH & CO. Ltd.. StSSSL. DAGLISH’S patent AUTOMATIC CUT-OFF & THROW-OUT GEARS Applied to existing Winding Engines, SAVE 252 TO 60Z OF STEAM. WIN DING DRU MS ALL SIZES. FLAT AND CONICAL. PIT-HEAD PULLEYS, CAGES & CHAINS. The PEARN PUMP. All Classes of PUMPING MACHINERY. Telegrams — “ Pomps, Manchester.” Horizontal Treble Ram Pump, driven by Electric Motor. National Telephone— No. 2289 Central. FRANK PEARN & Co. Ld., Manchester, S.L Scale of Charges for Advertisements appears on Page 1218. FOR ALL TYPES OF BRICK MACHINERY WRITE TO CWHIT1AKEM4 Accrington. <—*-' KENNICOTT WATER SOFTENER Co. WOLVERHAMPTON. Largest Makers of Water Softening Plant in the World. LEAD SEALED PELICAN BRAND OF EARLE’S CEMENT. Manufactured by G. & T. EARLE (1912) LTD., Established 1811. WILMINCTON, HULL Hadfields Ltd.: _______ Workmen employed Last Hecla Works, | Area of Works | over 15,000. SHEFFIELD. I over 200 acres. | , I STEEL TUB WHEELS AND AXLES I Fitted by Hadfield’s special fast method. “ Your wheels and axles are absolutely the best we have ever | used and are well worth waiting for.” - Colliery Requisites OF EVERY DESCRIPTION. | Sole Makers of HADFIELD’S PATENT | “EKA” IVIANGANESE STEEL | The supreme material for the wearing parts of Stone Breaking and Ore Crushing Machinery, Tramway Track Work, etc. I — —-------------------------------U “NOTA NOS” COAL WASHER PATENTEES AND MAKERS— HEAD. WR1GHTSON & CO. LTD. MINING ENGINEERING Co. Ltd., Sheffield. I RESCUE APPARATUS, CONVEYORS, HAMMER DRILLS. For Literary Contents see