1238 ___________________________________________________________________________________________________________ THE COLLIERY GUARDIAN. June 30, 1916, CONTENTS. Editorial Articles :— page The Economic Conference ............................. 1239 Coal Supplies and Public Utilities........ ...... 1239 Articles Coal and Shipping......................_______________ 1229 Coal in Turkey..........................__ 1232 A Langham One-ton Coal Tipping Wagon ...... 1233 The American Coal Trade .................... 1233 Accidents from Explosives in 1915 __....... 1233 The German Coal and Iron Trades __......... 1234 A 7,000-kw. Parsons Turbo-Generator Plant ..... 1234 Obituary _____.................._______________ 1234 French Maximum Prices for Imported Coals...__ 1235 Retarder for Steep Chutes____............... 1236 Mining Industry and Military Service .......... 1237 Trade and the War ____.....................__ 1237 Industrial Inspection in 1915.................. 1237 Coal Exports Committee __.................. 1237 Labour and Wages........................__________ 1244 Coastwise Shipments in May............ __________ 1246 Open Contracts ............................. 1248 The Freight Market __________.................... 1250 Abstracts of Patent Specifications Recently Accepted.................................________ 1250 New Patents Connected with the Coal and Iron Trades __..............................._______________ 1252 Government Publications .................... 1252 Publications Received ........................ 1252.......... Law Intelligence ............................______ 1236 Parliamentary Intelligence ................... 1234 Current Science and Technology............... 1236 Monthly List of Recent Coal Literature...... 1247 Indian and Colonial Notes __................_________ 1235 Notes from the Coal Fields .................. 1245 Coal, Iron and Engineering Companies ........ 1246........ The Coal and Iron Trades____................1240—1243 The Tin-plate Trade _____..................... 1240 The By-Products Trade ...................... 1243 The London Coal Trade ________._____............... 1244 Report of Meeting :— Coke Oven Managers* Association __......... 1231 Letters to the Editors .— Military Tribunals—Wounded Allies Relief Com- mittee .................................... 1237 Miscellanea :— Partnership Dissolved—Hull Coal Exports...... 1231 Iron in Compass Construction ........__..... 1232 Medals for Miners ...................________ 1233 British Firm and German Patents............. 1234 Trade Openings Abroad—Pit Wood Freight Rates 1235 Injunction Against Colliery Company .......... 1237 Meeting of Wagon Owners.................... 1242 Grimsby Coal Exports—State Regulation of Coal Contracts _____________............................. 1246 Coal Mines Act Questions—Women's War-Time Employment............................... 1248 Medical Scheme for Scottish Miners............ 1252 ____________________________________________________ ADVERTISEMENTS. 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Can be received up to TEN o’clock on Friday morning. (A Classified List appears on page 1254.) ___________________________________________ SUBSCRIPTIONS. _____ The Colliery Guardian, published at 2.30 p.m. on Friday, can be supplied direct from the Publishing Offices, post free for twelve months, at the following rates, payable in advance :— For the United Kingdom ... ... £13 6 For Foreign Countries and Colonies £17 6 When foreign subscriptions are sent by Money Orders, payable through the Post Office, advice should be sent to the Publishers. _________________________________________________ Established 1866. PATENTS, DESIGNS, and TRADE MARKS. TT ARRIS AND MILLS, Chartered Patent Agents, 34 and 35, HIGH HOLBORN, LONDON, W.C. Telegraphic Address—“ Privilege, London.” Tel. No.—Holborn 2763. 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 SECRET ARY, Clarence Chambers, Gloucester. The Oldest Diamond Drill Company. Established 1872. CORING for MINERALS. SPEED AND CERTAINTY. CYLINDRICAL “CORES.” FHE AQUEOUS WORKS AND DIAMOND ROCK-BORING Co. Ltd. Guildford St.t 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, PORTH, GLAM. WILLIAM THOMAS, M.InstM.E., F.G.S., M.R., Society of Arts. Tutors—Staff of Highly Qualified Instructors in all subjects. an University Training at Your Own Home. Instruction and Lessons by Post for Mine Managers, Surveyors, Electricians, and Mine Inspectors. Since the coming into force of the New Mines Act 487 Students of this School have been qualified as First and Second-class Mine Managers. 58 students have passed the Home Office Surveyors’ Exam.; 30 students are now Mines Inspectors. Candidates for the above write without; delay for free Syllabus, and book of Previous Examination Questions. (Dept. C.) CAMBRIAN MINING SCHOOL, PORTH, Clam. Briquette Machinery Ltd., Charmouth Street, LEEDS. Machinery for Briquetting Peat, Lignite, Coke, Coal, Iron, Copper, Nickel, Cement; Also Sawdust, Waste Cereals, Offals, Sewage. PATENT COAL DRIER. ________________________________________ The U.M.S. LESSONS BY POST. The best Mining Education. Unapproachable Successes. 5 2 H.M. Inspectors are U.M.S. Men. — Syllabus free. — THE UNIVERSAL MINING SCHOOL 50, Connaught Road, Cardiff. MARITIME COALING ADMINISTRATION _____________ Coal Shipping Equipment. Parliament Mansions, Victoria Street, Westminster, England. YEADONS’ LATEST PATENTED BRIQUETTE J For Coal, Coke, Iron and other Ores. ________________ YEADON, SON & CO., Engineers, LEEDS, Have a World-wide Reputation, and 38 Years’ Experience. They have supplied MORE BRIQUETTE PLANTS than any other firm in this country. SMALL APPARATUS to obtain DISTILLED WATER for BATTERY ELECTROLYTE, &c. Write—The Lawrence Patent Water Sterilizer Co. Ltd. Parliament Mansions, Westminster. STEEL Rails Roof Bars Pit Props Arches For COLLIERIES and WORKS. THO» W. WARD Ltd., Albion Works, SHEFFIELD. TRY US. -------- First-class Certificated Colliery Manager of exceptional practical experience, with highest references, is open to engagement after the 25th ult —Apply, ‘X. Y. Z.,” Box 6445, Colliers Guardian Office, 30 & 31, Furnival-street, Holborn, bondon/E.O. TXTanted by firm of Mining Engineers, V V CERTIFICATED SURVEYOR, fully experienced in surface and underground surveying • neat draughtsmanship essential.—State age, salary, experience, references, &c., Box 6448, Colliery Guardian Office, 30 & 31, Furnival-street, Holborn, London, E.C. jk/Techanical Electrical Engineer wanted for colliery in the county of Durham: must have had good experience in the work.—Write, stating age. wage required, and giving full particulars as to experience .and references, to Box M. 228, Chronicle Office, Newcastle-on-Tyne. YU anted, a First - class Certificated V V MANAGER for a colliery in the Midlands.—Apply, stating age, experience and wages required, exclosing two testimonials, Box 6453, Ctll\ev% Guatdian Office, 30 & 31, Furnival-street, Holborn, London, E.C. TXT anted at once, a Mechanical Engineer TV for a group of collieries in Lancashire.—Address, with qualifica- tions, references, salary required, Box G. 6451, Colliery Guardian Office, J) & 31, Furnival-street, Holborn, London, E.C. Geo. N. Dixon & Co., 43, Castle Street, Liverpool, ■: : Auctioneers and Valuers, COLLIERIES, Brickworks & Mining Plant. Auctioneers & Valuers to the Engineering Trades. KNIGHT & PARTNERS Ltd. 27, Old Queen Street, Westminster, S.W. . CORRESPONDENCE INVITED. SALES conducted in ail parts of the Kingdom. _______________________________ For Express Goal Delivery YOU NEED A 1-TON COMMERCIAL CHASSIS (See Illustration on page 1233). PRICE (fully equipped) £300. Delivery from stock. Write for full Specification. The Langham Steel Co. Ltd., 10, Great Marlborough Street, London, W. _________________________________________________ COAL, IRON & STEEL SHARES. WILLIAM CHAPMAN & COMPANY, Stockbrokers. (established since 1851). Cavendish Buildings, Wheeler Cate, NOTTINGHAM. Special Business in Coal, Iron and. Steel Shares. Lists, reports, &c., will be forwarded regularly on application. ________________________________________ SPECIAL BUSINESS IN COAL SHARES. We have special business in the following:— BOLSOVERS, STAVELEY, CORTONWOODS, SHEEPBRIDGE, NEW HUCKNALL, also in HATFIELD MAIN , the latest of the new pits in the Doncaster coal field, in the sinking of which an important discovery was recently made. Further particulars of the above will be sent on application. WILLIAM CHAPMAN & OQMPANY, --- STOCKBROKERS, --- WheelGB* OatCj Nottingham. _________________________________________________________________________ The Colliery Ready Reckoner and Wages CALCULATOR. By JAMES IRELAND. " Will be the means of preventing many disputes between pay clerks and colliers.”—Mining Journal. Colliery Guardian Office, 30 & 31, Furnival-street, Holborn, London, E.C. Cloth limp, price 1«. 6d.; post free, Is. 7d. __________________________________________________________________________ Price 2s. “Useful alike to the Student and Practical Man.” /Colliery Manager’s Catechism, containing ‘ x-/ Practical and Scientific Information for the use of Students. By W. FAIRLEY, F.G.S. The author conveys his information by means of more than 670 questions and answers, under the following chapter headings The Coal Mines Regulation Act, 1887 —Geology—Ventilation—Gases— Varieties of Coal and other Fuel—Steam, Boilers and Engines—Practical Mining—Mathematics—Land and Mine Surveying — Applied Mechanics- Statistics—Electricity—Miscellaneous Subjects — Appendix (Text of the Mines Regulation Act, 1887), THE COLLIERY GUARDIAN CO. LTD., 30 & 31, Furnival-street, Holborn, London, E.C. To Colliery Owners requiring temporary representation for period of the war; well known London firm will undertake duties for nominal expenses only.—Box 6372, Collisry Guardian Office, 30 & 31, Furnival-street, Holborn, London, E.C. SOUTH WALES COALFIELD. To Let 2,000 acres of highly Bituminous COALS, 9 workable seams; estimated yield exceeds 100.000,000 tons.— For further particulars and terms, apply to G. E. GORDON, M.E., Swansea Pumps.—Wanted, complete set 4 in., 5 in. or 6 in., gunmetal, treble barrel, deep well pumps, engine frame, air vessel, suction, 200 ft. rising main—Fullest details, price, JELLETT, 12, Henrietta-street, Strand, London, W.C. anted for cash in advance, 2,000 tons V V Midland Brights and Nuts, also 1,000 tons Steam Large and Steam Nuts ; also wanted on simple hire, 100 modern Coal Wagons — DIRECT COALS LTD., Yeovil. VX7anted, High-speed Generator with V V Engines by good maker, output 200-kw. at 500 volts, boiler pressure 801b.; state where seen and price; must be in good order.—Apply, Box 6454, Colliery Guardian Office, 30 & 31, Furnival-street, Holborn, London, E.C. 07anted, pair Hauling Engines, 12 in. V V or 14 in. diameter cylinders, with two drums and self-contained.— BAINTON COLLIERY CO. LTD., Adventure Fit, Leamside, Durham. Wanted, Three-throw Pump to deliver V V 10,000 gallons per hour against 165 yards head, to be driven by motor (motor not required), either new or second-hand; must be in good condition; state price, full specification with print.—Apply, Box 6452, Colliery Guardian Office, 30 & 31, Furnival-street, Holborn, London, E.C. 07anted, 12 New or Second-hand Jubilee v V SIDE-TIP WAGONS, iron or steel, 60 cubic feet capacity, 3 ft. gauge, 3 ft. wheel base,—Full particulars and lowest price, LLAY MAIN COLLIERIES LTD., Gresford, Wrexham. For Sale, four 3-ton Electric Loco. CRANES, by Smith, of Rodley, 4 ft. 8^ in. gauge, immediate delivery. —A. UNDERWOOD, 3, Queen-strret, E.C. For Sale, Air Receivers, 20ft. by 3ft. 6in., 120pressure; one Vertical, 8ft. by 3ft. 6in.—A. UNDERWOOD, 3, Queen-street, E.C.