May 8, 1914. THE COLLIERY GUARDIAN 1043 Merryweathers’ Patent “HATFIELD PUMP MERRYWEATHFJS LONDON For Fire Protection, Boiler Feeding, Draining, &c. COMPACT. LIGHT. ECONOMICAL. We make a Speciality of HEYWOOD & BRIDGE’S PATENT FRICTION CLUTCHES and HAULING INSTALLATIONS. f Electrical and Mechanical, Vertical and Horizontal.) Can be driven by any motive power. An Engineer writes :—** I am pleased to inform you that the * Hatfield ’ Pump is working splendidly. I have never had the least trouble with it in any way since it was fixed.” WRITE FOR PAMPHLET 193P. MERRYWEATHER & SONS, M0wAoCRE1 THE SOUTH WALES COALFIELD. PART II. By Henry K. Jordan, F.G.S. (Past President and first Gold Medallist of the South Wales Institute of Engineers). This Paper, which deals with the western part of the Coalfield, has just been published by the South Wales Institute of Engineers. It consists of 81 pages of printed matter with Sections and Diagrams. The large drawings are issued separately and comprise 1. A Horizontal Section across the anthracite region of Llandybie and Pant-y-ffynnon, and via the Dulais Valley to the sea at Swansea. It is drawn to a scale of six inches to one mile, is 8 ft. in length, mounted on linen, and geologically coloured. 2. Comparative Sections of the Lower Measures in the following areas - SA) Neath Valley. (E) Ammanford. B) Swansea Valley. (F) Loughor Valley. C) Brynamman District. (G) Gwendraeth District. (D) Amman Valley. (H) Gwendraeth District. These are drawn on one sheet, about 35 by 30 in., mounted on linen, to a scale of 200 ft. to 1 in. 3. A Map of Swansea District, on a scale of 6 in. to one mile, showing the outcrops of the coal seams. A limited number of the above are for sale, and may be obtained from The Secretary, The South Wales Institute of Engineers, OABDZFF. Price £1 Is., Postage Extra. ” The South Wales Coalfield,” Part I., by Mr. H. K. Jordan, published in 1908, price £2.2s., dealt with the eastern half of the Coalfield, ana may be obtained from the Secretary. - _________________ ... 0Aw> M®0"1’ ELECTRICALLY DRIVEN MAIN AND TAIL WINDING GEAR. Drums combined with our Heywood & Bridge’s Patent Friction Clutches. Send for Catalogue—Free. Patentees & Sole Makers, DAVID BRIDGE & GO. LD., Haulage Works, CASTLETON. MANCHESTER. E. THOMAS & WILLIAMS Limited. Telephone—No. 7 P.O. Estd. i860. Tel. Addres" Lamps, Aberdare.” OUR IMPROVED MINER’S SAFETY LAMP. Write for New List No. 50. Speciality :—REPAIRS. HOLLINCDRAKE & SON, STOCKPORT. “ Pickering ” Governor. The Strongest, most perfect and up-to-date Lamp in the Market. “ The Shipping World.” Weekly. Illustrated. Price 6d. Annual Subscription {Post Free)! United Kingdom, 21s. Foreign Countries, 28s. PRINCIPAL features- CORRENT EVENTS, by the Editor. SHIPPING in PARLIAMENT, by Special Representative SHIPPING and the LAW. SHIP SALES and CONTRACTS. ILLUSTRATED ARTICLES. 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