1202 THE COLLIERY GUARDIAN. June 29, 1917. PATENTED BUCKETS NEVER PASS - If - your water end of pump gives you trouble, Write us for List B. GEORGE FLETCHER&CO.LTD. SPECIALISTS IN DERBY COLLIERY, MINING & CEMENT WORKS PLANT. UNDER GOVERNMENT CONTROL. PUMP BUCKETS MINE FANS Flexible ’“rings The Rings are Flexible, they Expand Automatically to Pressure, are Always Tight, are not Split, do not cause Uneven Wear, Reducing Friction to a Minimum. SOLE PROPRIETORS: D6JCING Ltd., Stratford, London, E. 15 Telegrams: Telephone: “ Dexine, Stratford, London.” 355 Stratford. For any Volume and Water Gauge. ARRANGED TO REVERSE THE AIR CURRENT GF« Co.Lo 1054 E,;> Z 4 Standard Double Inlet Fan Centre. London Office : 21, Mincing Lane, E.C. 3. ’T’CI rjphone: 817 <2 lines). ’Phone: 2813 Avenue. 1 CL/Cgrams: “Amarilla, Derby.” ’Grams: “Amarilla, Fen, London.” g-iiiiiiiiiuiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiimiiimiiiiiHmiuiiiuiniiiiiiHiiiiiiniiitiiiiiiiiitiiiiiiiiiiiiiiiiiiiiiniiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiniiiiiH | THE COTTON POWOER Co. Ld„ Manufacturers of Explosives for Mining Purposes. PERMITTED EXPLOSIVE or all kinds of work. | HEAD OFFICE: | 24, WALBROOK, LONDON, E.C. 4. ^iHiiiiiiiiiiiiHiiiiiiiiiiHiiHiiiiitiiiHHinntiHinininHnnitiiinHiiriHHtiHiiiiihiiiiiiiniiiiiinuniiiiiiiiuiiiiithiiiiHiHiiiiitiiHHuiiiiiiHiiiiiniHiiiiiiiiitHiitiiiiHiiiiniiiiiiHiHiiiiiiiiiiiiiiiiiiiiiiiiiiiiiHii^