April 28, 1916. THE COLLIERY GUARDIAN. 823 Write for details. Workshop and Warehouse. I JOHN STANIAR & CO., Manchester, Eng. Wire Weavers & Metal Workers. Established over 100 Years. --------- EVERY REQUISITE. ------------------- GAUZES in Silk and Wire. BRUSHES in Bristle, Weed, Fibre or Steel, for every known make of Brush Machine. PERFORA TED PL A TES in Iron, Steel, Zinc, Brass, Copper. GUARDS for Engines, Stores, Machines, Strapping, Lifts, &c. AWARD MEDALS—Japan-British 1910, Franco-British 1908. Telegraph—" Gauze, Manchester.” Telephone—City 3306. ?z zf X I British Manufacture Best Quality at Lowest Prices Every description either separate or in cases. SPECIAL 12 tn. CARDBOARD PROTRACTOR, reading to at 2«. 6d., postage 6d. ILLUSTRATED CATALOGUE ON APPLICATION. W|1 MARI I NR Mathematical Drawing and Surveying ■ Instrument Manufacturer, 47, Finsbury Pavement, London, E.C. Established 1851. Factory—HACKNEY, E. FOR SALE OR HIRE. Wife.. Hire terms fur- nished on appli- cation. ! l 11 111!—t I ~ liliiilllillllllllilllUlllll. i I J ' L i ;-rrTr rnnK NAYLOR’S APPROVED BIFOLD MARSAUT LAMP. Gives the best light, is the best Ga« Detector, and the Safest Flame Lamp procurable. NEW MINES ACT. Approved Miners’ Lamps TO MEET ALL REQUIREMENTS OF THE ACT. Arranged for Electric Ignition and with Mag- netic Lock. Particulars furnished on application. Demonstrations arranged by appointment. «/» NAYLOR, Central Brass Works, Established 1861. WIGAN. Control lers for all sizes of Colliery Tubs, Tipping Trucks, and for all working conditions. Compressor Type, 6" to 9" compression for heavy shock absorption, 3 " or less for cages. Saves the axles, & offers great scope for economy of upkeep. J. & J. NEIL & CO.. Patentees and Makers, 9 3, Hope Street, GLASGOW. British Insulated & Helsby Cables Ld., ELECTRICAL CABLE MAKERS & ENGINEERS. REQD. TRADE MARK. Works: Prescot, Helsby, & Liverpool. SEE LARGE ADVERTISEMENT EVERY FOURTH WEEK. Willcox’s Oils OILS A COPY OF OUR^ 736 pp. CATALOGUE, containing particulars of Colliery Engineers’ Stores, will be gladly sent upon ^W^receipt of application. W. H. WILLCOX & CO. Our special Cylinder, Crank Chamber, Turbine, &c., Oils are dependable and economical for all Colliery lighting and power plants. Let us quote for YOUR requirements. Prompt Deliveries from large stocks. LTD., 32 to 38, Southwark Street, London. Semet-Solvay Coke Ovens SECTION OF OVEN SHOWING SOLID CONSTRUCTION. Strongest in Design. Separate sets of flues to each oven. Very low Maintenance Cost. “DIRECT” AMMONIA RECOVERY PLANT, giving increased yield of Sulphate, with less Labour, and a saving in Steam consumption. THE COKE OVEN CONSTRUCTION CO. L! Howard Chambers, 155, Norfolk Street, SHEFFIELD.