June 7, 1918. THE COLLIERY GUARDIAN. [supplement page III.] 1163 * TWO_____________________ ^Jlllllllllllllllllllllllllllllllllllllllll CENTURIES’ IIIIHIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIILh | REPUTATION. STEEL FOR ALL PURPOSES | oOc | I I l I i f«°'’toRIS-c I = °O/ o = COLLIERY TOOLS OF EVERY DESCRIPTION SOLE MAKERS F. R EDDAWAY & f? PENDLETON, MANCHESTER. LONDON OFFJCE 5O/l LIME ST., E.C. CELEBRATED HALFMOON FILES = MATTHIAS SPENCER & SONS | ALBION STEEL WORKS = = SHEFFIELD = = TELEPHONE: TELEGRAMS: — = 123! SPENCER = = CENTRAL. SHEFFIELD. || nil 111111111111111iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiu E. C. THEEDAM LTD. DUDLEY, Wore., Factors and Manufacturers of Colliery Requisites. Mechanical & Electrical SIGNAL BELLS. Ordinary and Indicating Signal Bells (Mechanical and Electrical) with Indicator and Non-accumulative Ringing Lever or Key, ELASTIC ENAMELLED PLATES FOR NOTICES IN COLLIERIES & MINES. Abstract of C.M.R. Act, General Regulations, Signals (Winding, Sinking & Haulage), Electricity Notices, Restoration Plates, &c. Rakes, Elevator Buckets, Mining Kibbles, Haulage Clips, Barrows, Pit Tubs, &c. Coal Baskets, Steel Chimneys, Coal S' MECHANICAL ENGINEERING OF COLLIERIES. T. c. fbJTErs. Vol. I., Price sis. net (By post 21s. 9(1.1. Vol. II., Price ios. 6d. net (By post Ils.). SUPPLEMENTARY VOL.—Price ios. 6d. net (By post Ils.). THE COLLIERY GUARDIAN CO. LTD., SO & 31, Furnival Street, Holborn, London, E.C. 4 DON’T WASTE TIME fitting spin rms. use FASTNUTS No TROUBLE to FIT or REMOVE. No damage to bolt. Specified and used by the War Office AND Admiralty. SAMPLES, and SAVE TIME & MONEY. One firm use over 200,000 monthly. IN USE on over 60 Collieries. Calendar and Matchcase, FREE. ------ We develop and purchase good mechanical patents. “ FASTNUT ” Ltd., 159-161, Gt. Portland St., W. 1. THOS OXLEY |? Iron, Steel & Machinery Merchants, Shiloh Works, SHEFFIELD BUYERS OF SCRAP IRON, STEEL, METALS AND OBSOLETE PLANTS. A CONTINUAL STOCK OF SECOND-HAND MACHINERY THOROUGHLY OVERHAULED. -LIGHT AND HEAVY SECTION RAILS.- Telegrams—“IRONICAL, SHEFFIELD.’’ Telephone—4630 (6 Lines). INSTALL Rr@m & Wade AIIL COMPRESSORS --——o IN YOUR COLLIERIES Because they— Are totally enclosed and perfectly dustproof ; Need very little attention ; Are of the simplest possible design, having no superfluous parts to increase risk of breakdown ; and Have extremely high efficiency, which is maintained for very long periods under the most unfavourable conditions. (2 ■S. Sizes : 5 to 1000 cu. ft. per minute. ANY DRIVE. COMBINED STEAM DRIVEN COMPRESSORS---PORTABLE SETS. BROOM & WADE LTD., High Wycombe