THE COLLIERY GUARDIAN. January 17, 1913. 136 ____________________________________________________________________________________________________________________ CONTESTS. PAGE Editorial Article Coal Exports in 1912.......................... 137 Articles :— The Braking of High-speed Winding Engines ... 121 New Draft General Regulations ............... 124 Value and Distribution of Coal in 1911.......... 126 The Census of Production ..................... 128 Labour and Wages ........................... 138 Approved Miners* Lamps...................... 139 Obituary........................................................ 139 Mining and Other Notes ...................... 139 Fatal Accidents in Mines During 1912 __...... 139 Exports and Imports of Iron and Steel in 1912 ... 141 Notes from South Wales...................... 141 Open Contracts ............................. 142 The Freight Market.......................... 143 Book Notices................................. 144 Abstracts of Patent Specifications Recently Accepted 144 Catalogues and Price Lists Received............ 148 Government Publications ..................... 148 Publications Received ........................ 148 New Patents Connected with the Coal and Iron Trades................................................................. 148 Continental Mining Notes ..................... 130 Parliamentary Intelligence ................... 140 Coal, Iron and Engineering Companies ........ 143 The Coal and Iron Trades .............. 132—135, 138 The Tin-plate Trade .......................... 139 The By-Products Trade ...................... 139 The London Coal Trade ...................... 140 Report of Meeting:— Manchester Geological and Mining Society....... 127 Letters to the Editor :— Home Office Colliery Management—Comparison of » Rescue Apparatus of the Injector and Non- Injector Types—The Policy of “ Don’t Know ”— Controlling Gear on Winding Engines ........ 131 Miscellanea :— Grimsby Coal Exports—Auckland Park Colliery Explosion ....................... ................................ 124 Shipments of Bunker Coal—Another Contract Case 126 Hull Coal Exports __......................... 135 Institution of Mining and Metallurgy—The Metro- politan Water Board’s Coal Supply............ 144 Midland Institute of Mining, Civil and Mechanical Engineers — Rainfall Statistics — South Wales Institute of Engineers ...................... 148 ____________________________________________________ SUBSCRIPTIONS. The Colliery Guardian is published at 2.30 p.m. on Friday, and includes the latest intelligence. The Annual Sub- scription is 24s.; but if paid in advance, 21s. In both cases the charge includes delivery free by post in the United Kingdom. Post free and prepaid to Foreign Countries, j£l 7s. 6d. _______________________________________ ADVERTISEMENTS. ______ ADVERTISEMENT DEPARTMENT. H. Greville Montgomery, 43, Essex-street, Strand, London, W.C., and 27, Brasenose-street, Manchester. Advertisements are inserted on the last white page and leader page at the following rates:— Situations Vacant and Wanted : One Penny per word (which must be prepaid), minimum 2s. 6d. Other Advertisements : One insertion ... 10s. Od. per inch per insertion. Three insertions 9s. 6d. „ „ Six insertions ... 9s. Od. ,, „ A reduction of 25 per cent, is allowed on advertisements of second-hand machinery. ________ CONTRACT ADVERTISEMENTS. Prices for SPECIAL POSITIONS on application. 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Chart of 187 Mechanical Motions with description of each, post free 6d. ASSOCIATION OF PRIVATE OWNERS OF RAILWAY ROLLING STOCK. Formed in 1891 for the Protection of the Rights and Interests of Private Owners. Applications for particulars and terms of membership may be sent to the SECRETARY, Clarence Chambers, Gloucester. The Oldest Diamond Drill Company. Established 1872. BORING job MINERALS. SPEED AND CERTAINTY. CYLINDRICAL “ CORES.” THE AQUEOUS WORKS AND DIAMOND ROCK-BORING Co. LTD Guildford St., York Road, Lambeth, London, S.E. Besides numerous other important Contracts, completed (in 1897) the Deepest Boring in the United Kingdom to 3,500 ft. Great Experience in Boring for WATER. The Cambrian School of Mines, CEMETERY ROAD, FORTH, GLAM. Principal: WILLIAM THOMAS, M.Inst.M.E., M.B., Society of Arts. A SCHOOL of Unequalled Reputation. No Branches. No Agents. Students get their full money’s worth in Lessons, Specimen Answers and Personal Instruction. Influential Employers give preference to Students prepared at this School. Last Inspectorate Exams., 5 Students, passed and appointed. LESSONS BY POST for Mine Officials and Mining Students, &c. The most accurate way of estimating a Tutor’s success is by the per- centages of his passes. At the 1912 Cardiff Mine Managers’ Home Office Exams. 172 Students sat from this School, 140 of them were successful. At Glasgow Mining Exam. 38 Cambrian Students sat, the 38 were successful. Write immediately for free Booklets, &c. Secretary: Cambrian Mining School, Glanffrwd, Porth, Glam. LOGOMOTIVES For Sale ox* Hire. ALWAYS IN STOCK. QUICK DESPATCH. THOS W. WARD Ltd., Sheffield. Telegrams—“Forward.” Telephones—4321 (6 lines). HEAD, WR1GHTS0N AND CO. LTD., -------- FOR - COLLIERY PLANT. See Illustrated Page Advertisement in Jan. 10 issue. Briquette Machinery Ltd., 161, Water Lane, LEEDS. Machinery for Briquetting Peat, Lignite, Coke, Coal, Iron, Copper, Nickel, Cement; Also Sawdust, Waste Cereals, Offals, Sewage. PATENT COAL DRIER. NEW FORMS, &c., RECENTLY ISSUED UNDER THE COAL MINES ACTS. ___ ___ --- See Page 158. -- _________ This List of New Prescribed Forms, $c., appears weekly in the “ Colliery Guardian 33 Price One Shilling, Mounted and Varnished. nm m of England and Wales, showing Lines of Equal iVlAr MAGNETIC DECLINATION Corrected to January 1,1913; also Inspection Districts and Coalfields. THE COLLIERY GUARDIAN CO. LTD., 30 & 31. Furnival-street, Holborn, London, E.C. Examination of Flame Caps IN SAFETY LAMPS. Simplest and Most Efficient Apparatus FOR MIXING AIR AND GAS IN DESIRED PERCENTAGES IS MANUFACTURED BY BAIRD & TATLOCK, 45, Renfrew Street. GLASGOW, And at Manchester, Liverpool # Edinburgh. Write to the above address for illustrated descriptive pamphlet free on application or see description in “ Colliery Guardian ” of Sept. 27, p. 635. Wanted for post of Assistant Engineer in Turkey, MINING ENGINEER with first-class certificates and references; full experience of coalmining, surveying, and work under- ground—Reply by letter only, to “ B. C.,” care of Messrs. Charles Barker & Sons, 8, Birchin-lane, London. Wanted, Steam Dynamo, 3-phase, 3/500-kw., 40/50 cycles; state voltage.—Box 5086, CoUisrv Guardian Office, 30 A 31. Furnival-street, Holborn, London, E.C. For Sale, Vertical Steam Engine (Electric lighting type), by Brotherhood, with pair of 12 in. cylinders, 10 in. stroke, of high-class make and in first-class condition throughout; suitable for anv purpose where high-speed running is required. JOSEPH PUGSLEY, Cattybrook Ironworks, Lawrence'hill, Bristol. ror Sale, Engine and Dynamo combined, by Allens, cylinder 12 in. by 5iin , 55-i.h.p.. d.c. to Dynamo, 220 volts 181 amps. 550 revs., 40-kw.—A. UNDERWOOD, 3, Queen-street E.C. Just Published. Demy 8vo. Full Cloth. 3/6net. Per post 3/9. ________________________________ COAL, AND THE Prevention of Explosions & Fires in Mines. By JOHN HARGER, M.Sc. (Victoria). Ph.D. (Heidelberg), M.I.M.E. PROSPECTUS ON APPLICATION. _____________________ ANDREW REID & COMPANY LIMITED, Printers and Publishers, Akenside Hill, Newcastle-upon-Tyne. LONGMANS, GREEN & CO., 39, Paternoster Row, London, and New York, Bombay, and Calcutta. Just Published. 380 Pages. 207 Illustrations, and 3 Folding Plates. Large Cr. 8vo. Cloth. Price 6s. net. Land & Mining Surveying As applied to Collieries A other Mines, For Students, Colliery Officials, and Mine Surveyors, BY GEORGE LIONEL LE8TON, Mining Engineer and Surveyor, Certificated Colliery Manager. London : CROSBY LOCKWOOD & SON, 7, Stationers’ Hall Court, E.C., and 5, Broadway, Westminster, S.W. ________________ ___________________________ TUBES & FITTINGS. IRON AND STEEL. Tubes for Gas, Water, Steam, and Compressed Air. Electric Tramway Poles, Pit Props, High Pressure Steam Mains, Ac*. JOHN SPENCER LTD., Globe Tube Works, Wednesbury^ J. W. BAIRD AND COMPANY PITWOOD IMPORTERS, WEST HARTLEPOOL, yearly contracts entered into with collieries. OSBECK & COMPANY LIMITED* PIT-TIMBER MERCHANTS, NEWCASTLE-ON-TYNE. SUPPLY ALL KINDS OF COLLIERY TIMBER, Telegrams—** Osbeoks, Newoastle-on-Tynb.” %* For other Miscellaneous Advertisements see Last Whits Page. Forthcoming Annual Meetings. _____ Institution of Mining and Metallurgy, March 13, 1913 International Geological Congress— August 21, 1913 (Toronto) Geological Society _____________ Feb. 21,1913 North of England Institute of Mining and Mechanical Engineers __________________ August 2,1913 South Wales Institute of Engineers— Annual Dinner _______ Jan. 23, 1913 Annual Meeting_______ March 18, 1913 Institution of Mechanical Engineers Feb. 14,1913 Annual Dinner _______ April 17, 1913 Mining Institute of Scotland— Annual Meeting_______ April 12,1913 Manchester Geological and Mining Society— October 14, 1913 Institution of Mining Engineers— June 5 & 6, 1913 (London) Sept. 24, 25 & 26, 1913 (Manchester) Midland Institute of Mining, Civil and Mechanical Engineers __________________ July 20, 1913 Midland Counties Institution of Engineers, Sept. 1913 South Staffordshire and Warwickshire Institute of Mining Engineers____________October 20, 1913 Mining and Geological Institute of India, Jan. 31, 1913 _________________________________ W MHtty Guardian. LONDON. FRIDAY. JANUARY 17. 1913. _______________________ In reply to Mr. Wadsworth, in the House of Commons on Wednesday, Mr. Asquith said that if there had been any cases of reduction of wages below the minimum fixed in pursuance of the Minimum Wage Act, the remedy appeared to lie with the Law Courts on an application to enforce the provisions of the Act. He did not think it necessary at present to appoint a committee of enquiry. The first rules and rates were to last only for one year, and in some cases would shortly be revised. In such revision any changes of circumstance would naturally be taken into account. As the result of an explosion on Wednesday morning at Cape Colliery, Forestfach, Swansea, a man named Gwilym Rees was killed, and two other men were removed to hospital suffering