April 18, 1913. THE COLLIERY GUARDIAN, 781 >- 4L-' - ' *’ " 1 t * ‘y >1/0' ! AIR PIPE MANR.S LSTOU, STAFFORDSHIRE Telephone No. 72 Bilston. COLLIERY OWNERS MANUFACTURING BRICKS SHOULD SUBSCRIBE TO THE BRITISH CLAY-WORKER The Organ of the Brick and Tile Trades. Published Monthly. Subscription 8s. per annum post free. Send for Specimen Copy to the Publisher, THEBRITISB CLAY-WORKERl48l8SSEX-ST., LONDON, W.C. WRIGHT’S FORGE & ENGINEERING CO. LTD. ancashire & Yorkshire Wagon Company (Established 1862), RAILWAY WAGON WORKS, HEYWOOD. NEAR MANCHESTER. MANUFACTURERS of RAILWAY WAGONS of every description, for cash and on deferred, payments extending over three, five, or seven years. Railway Wheels and Axles, Axle Boxes-Cast and Wrought Ironwork of every sort made to pattern or drawings; Wagons repaired; Wheels turned up or re-tyred. Second-hand WAGONS Let out on simple Hire. Prien on Application. GEO. H. ROBINSON, Secretary. ----SOLE MANUFACTURERS----- Absolutely the latest English Mining Dial is the /"THORNTON” MINING DIAL (A. J, Thornton & Geo. Eagle’s Patents). Constructed to stand wear, is designed on modern principles and up-to-date ideas. Made for Mine Surveying under mining conditions. All the working parts whose continued accuracy * is so essential are encased and free from dust and grit. Illustrated descriptive booklet sent on application, also General Catalogue of Drawing and Surveying Instruments, 320 pages, 500 illustrations. A. G. THORNTON Ld., Practical Manufacturers of Drawing