1204 THE COLLIERY GUARDIAN. June 6, 1913. ______________________________________________________________________________________________________________________ CONTENTS, PAGE 1205 1211 1212 1212 1212 1212 1213 1214 1215 1216 1216 1218 1221 1222 1223 1223 Editorial Article .— Stonedusting ..................................................... Articles :— The Colliery Manager Up-to-date................. ................ The “ Emlyn33 Haulage Engine ... Labour and Wages ____________________________ Obituary...................................................... Notes from South Wales ....................... A Record of the Origin of the Principle of Stone- dusting for the Prevention of Colliery Explosions 1213 The Slow Combustion of Coaldust and its Thermal Value.................. ........ The Reopening of Norton Colliery with Self- Contained Breathing Apparatus after an Explo- sion ........................................ Miners’ Nystagmus............................. The Freight Market ........................... Mining and Other Notes _____...................... Open Contracts ............................... Underground Conveying ....................................... The “ Mego-meter33 Insulation Testing Set ..... The CO 2 Thermoscope ......................... Steam Raising in Tar Distilleries and Chemical Works ......................................____ Abstracts of Patent Specifications Recently Accepted 1226 Publications Received ......................... 1230 Government Publications ..................... 1230 New Patents Connected with the Coal and Iron Trades .............................. Mining Machinery Exhibition in London^ 1185—1203,1210—1211 ..... 1211 .... 1212 .................................................. 1217 1206—1209 .... 1209 .... 1209 .... 1209 1230 Law Intelligence ....................... Parliamentary Intelligence ............. Coal, Iron and Engineering Companies ... The Coal and Iron Trades ........................... The London Coal Trade .............. The Tin-plate Trade ................ The By-Products Trade .............. Report of Meeting:— National Association of Colliery Managers ...... Letters to the Editor : — Proposed Institution of Mine Surveyors ... Miscellanea :—, The Kent Coalfield........................... Partnerships Dissolved—Rescue Work in West Yorkshire ................................ Miners* Relief—Doncaster Mines Rescue Station... Important Minimum Wage Case at Dewsbury ... North Staffordshire Institute of Mining and Mechanical Engineers—Lord Joicey on Legisla- tion and Trade............................ Grimsby Coal Exports—Colliery Developments in West Cumberland—Benzol from Town Gas..... Hull Coal Exports ........................... 1214 1212 1209 1213 1215 1217 ___________________________________________ 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, £1 7s. 6d. _______________________________________ ADVERTISEMENTS. ______ ADVERTISEMENT DEPARTMENT. H. Grhvillh 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 Three insertions Six insertions 10s. Od. per inch per insertion. 9s. 6d. 9s. Od. A reduction of 25 per cent, is allowed on advertisements ef second-hand machinery. ________ CONTRACT ADVERTISEMENTS. Prices fob SPECIAL POSITIONS on application. Prices for ORDINARY POSITIONS Single Column (3 inches wide): For 52 insertions 2s. 6d. . on o aj C P©r insertion for each ,, 60 ,, os. ua. f . , . , „ 13 „ 3s. 6d. ) mohm depth. Double Column (6 inches wide), double the above rates. Three Columns (9 inches wide), three times the above rates. discounts or Commissions are paid to Auctioneers and Advertising Agents, (A Classified List appears on page 1232.) _____________________________________________________________ Established 1866. Patents, Designs and Trade Marks. Harris and Mills, Chartered Patent Agents, 34 and 35, HIGH HOLBORN, LONDON, W.C. Telegraphic Address—" Privilege, London.” Tel. No. Holborn 2763. Circular of useful information and prices for British and Foreign Patents post free. Chart of 187 Mechanical Motions with description of each, post free 6d. BORING for MINERALS, &o. Solid Specimens of the Strata obtained. Established 1888. Reference if required. Apply to ___ Work guaranteed. J. S. DAVIDSON & SON, St. Bees, CUMBERLAND. ________________________________________ 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, ORING ’ok __________________ j^INERALS, SPEED AND CERTAINTY. CYLINDRICAL * CORES. THE AQUEOUS WORKS AND DIAMOND ROCK-BORING Co. LTD Cuildfodd 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. _____________________________________________ 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. ______________________________ . is conducted by I. A. SOUTHERN H. W. HALBAUM (late H.M.I.M.) ® (Greenwell Medallist) The U.M.S (Estab. 1883). men qualified to prepare you for the highest mining positions. The U.M.S is the sure road to promotion. Employers know that OUR PRACTICAL TRAINING FITS MEN FOR POSITION. That is why U.M 8. men obtain and hold nearly all the best positions. 42 of H.M. Inspectors are U.M.S. men. BESSONS BY POST only. Syllabus free. Dept. A3, The U.M.S., CARDIFF. LOCOMOTIVES For Sale or Hire. ALWAYS IN STOCK. QUICK DESPATCH. THO® W. WARD Ltd., Sheffield. Telegrams—“Forward.” Telephones—4321 (6 lines). 1220 _____________________________________________________________ 1223 1230 0^ /0R s VIVIANS BORING COMPANY Dt^cwe.a£4nieimo£ Oftr 82Miles of Borings Completed WORK GUARANTEED. _______________________________________ PROFESSOR HALDANE’S New Portable Apparatus- for Routine Firedamp Estimations; and Apparatus for Approximate Determination of Oxygen by Flame Test. SIEBE, GORMAN & CO. LTD “NEPTUNE” WORKS, and 187, Westminster Bridge Road, London, S.E. ______________.... ALSO MANUFACTURERS OF Rescue Apparatus (Fleuss-Davis Patents), First-Aid Boxes, Reviving Apparatus, Oxygen Compression Pumps, Electric Lamps, &c., &c. At liberty, Commercial Manager or COLLIERY ^REPRESENTATIVE, successful re?ord. connection Midlands and North, accustomed to introducing socialities; highest mining and other references for either position; interview solicited.—Address, Box 5260, Colliery Guardian Office, 30 & 31, Furnival st., Holborn, London, E.C. BOROUGH OF BRIDLINGTON’. ELECTRICITY DEPARTMENT. Tenders are invited for One Year’s supply of SMUDGE COAL, commencing .Inly 1913. Calorific tests will tie made and a sample truck may be required. Approximate quantity 2,003 tons. Tenders to be sent to the undersigned on or before Saturday, June 14, 1913. Electricity Works, ARTHUR J- BECKETT, M.I.E.E., Bridlington. Borough Electrical Engineer. NEATH CORPORATION GAS WORKS. TENDERS FOR GAS COAL. The Gas Committee invite Tenders for the large Screened GAS COAL required at the above Works during ——- ----..........< — the year commencing 1st July next. Estimated quantity 12,000 tons, but ! Engines, &c.—J. STRINGER & SON, Dept.-1, Blackburn, subject to the requirements from time to time of the Committee. : _ The coal to be delivered into the Gas Works, situate at the Millands. Neath, in such weekly or monthly quantities as may be a. Manager. Payments to be made monthly, subject to 2£ per Fuller particulars on application direct to the Gas Manager (R, A. ! Browning, Esq ), Gas Works, Neath. No forms of tender are issued. 1 Sealed tenders endorsed " Gas Coal Tender,” specifying the description of coal offered and the pits and veins from which laised, to be in my hands not later than 10 o’clock on Tuesday morning, 17th June. No tender necessarily accepted. The Company or person whose tender is accepted must enter into the contract usually required by the Neath Corporation in such cases. Neath. EDWIN C. CURTIS, 28th May, 1913. Town Clerk. Braintree, 14 June, 1913. 1,2 j0 to TJoilers.—One Lancashire Boiler 30ft. by 1,500 tons of clean, free burning, non caking, double-screened NUTS , JL J 8 ft. for 150 lb. pressure wanted, and 3 or 4 for 100/120 lbs Pressure for use in bituminous gas plant during vear ending 30th June, 1914. —bull particulars, last insurance reports, lowest cash prices to X.Y.Z. BRAINTREE CASTINGS CO., Box 5266. Colliery Guardian Office, 30 & ol, Furnival-street, Holborn, Braintree. I London, E.C. YEADONS’ LATEST PATENTED BRIQUETTE MACHINERY, For Coal, Coke, Iron and other Ores. _________ YEADON, SON & Co. Engineers, LEEDS. World-wide Reputation. 35 Years’ Experience. ______________ We have Supplied our Briquette Machinery to the following Countries ENGLAND, SCOTLAND, WALES, IRELAND, INDIA, ASSAM, BRAZIL, AUSTRALIA. AUSTRIA, • RUSSIA, GERMANY, SER VIA, BELGIUM, FRANCE, SPAIN, ITALY, CANADA, SOUTH AFRICA, UNITED STATES, ARGENTINE REPUBLIC, FOR MAKING “ RECTANGULAR” AND “OVOID” BRIQUETTES ________ Telegraphic Address:—“YEADON, LEEDS.” _____________________________________________________________ COAL. The Directors of Carn Brea and Tincroft Mines Ltd. invite TENDERS for the supply of 1,200 to 1,400 tons monthly of STEAM COAL of approved quality for 6 or 12 months from the 1st Julv, 1913. Prices to be f.o.b. South Wales or other loading ports, or f.or. at Carn Brea Station . Collieries tendering are to give a lull description and analysis of the coal they propose to supply which shall contain not less than 40 per cent, large, the coal to be weighed on the mines weighbridge, and tne quality to be subject to the approval of the General Manager. Payments in cash, less 2J per cent, within the month following the month cf d c livery- The Directors reserve the right, should the supply be deficient or the quality inferior, to cancel the contract or obtain coal from other merchants and charge the Contractor with the loss (if any) on such transitions. Sealed tenders addressed to the Chairman and marked Coal to be delivered on the mine on or before June 11th, 1913 The Directors do not bind themselves to accept the lowest or any tender. Dated, Carn Brea and Tinplate Mines Ltd., F. A. C. STARLING, Carn Brea. R.S.O., Cornwall, Secretary. 30th May, 1913. TOTTENHAM EDUCATION COMMITTEE. SUPPLY OF COAL AND COKE. rPhe Committee are prepared to receive JL TENDERS for the supply and delivery of best WOOLATON HARDS best DERBY BRIGHTS, and best GAS COKE (properly broken) to the various schools, in quantities as required from time to time. It will be a condition of contract that the firm snail pay to all workmen in their employ (including coal porters and all other workmen) not less than the trade union rate of wages. Forms of tender, which must be returned not later than noon on the 23rd June, 191\ may be obtained upon application to me. The Committee do not bind themselves to accept the lowest or any tender, not the whole of any tender. Education Offices, W. MALDINSON, Philip-lane. S. Tottenham, N. Clerk to the Committee. 4:h June, 1913. ________________________________________________________ COAL AND COKE. rphe Guardians of the Poor of the Parish JL of St. Mary, Islington, are desirous of receiving TENDERS for the supply of COAL and COKE from the 1st day of July, 1913, to the 30th day Of/ea?ed tenders endorsed "Tender for Coal and Coke.” and addressed to the Guardians, must be delivered at the Guardians’ Offices, St. John’s-road Upper Holloway. N., on or before the 24th day of June, 1913. The tenders will be opened at a meeting of the Guardians, to be held on the 25th day of June. 1913, at the undermentioned offices. The Guardians do not bind themselves to accept the lowest or any tender. Printed forms of tender (which alone will be receive 1) and which contain conditions of contract and estimated quantities must be obtained from the Clerk personally or a stamped addressed brief size envelope may be sent. Guardians’ Offices, By order. St. John’s-road, Unper Holloway, N.» EDWIN DAVEY, 31st May, 1913. Clerk. The Bequests and Trusts Committee of the United Synagogue invite TENDERS for about 350 tons (more or less) of BEST SluKSTONE COAL, to be delivered during the months of December and January next, in quantities of 2cwt. and upwards, in such places in the metropolis us may be directed. Lists showing districts served on previous occasions are open to inspection. Tenders must be delivered not later than twelve noon on Thursday, July 3rd, next, and must be made on the printed form, which can be had on application to Mr. P. ORNSTIEN, Secretary of the United Synagogue. Saint James’s Place, Aidgate, E.O. The Committee do not bind themselves to accept the lowest or any tender, nor will any tender be accepted containing a strike clause. The successful firm will be placed in communication with the branches of the Institution (20 in all) with the view of supplying coal and coke (in quantities; ro them and to their officials. Boiler Tank, 30 by 7|, do. 30 by 7, do. 18 by 6, do. 14 by 5J; also six Boiler Flues out of 30 by 7 Boilers, twa out of 30 by 7J ; large stock of Engineering Plant, Ac.-J. STRINGER & SON, Dept. 11, olackburn. Cornish Boilers, 26 by 6 for j 00 lb., do. 20 bv 5J for 100 lb., d>. 14 bv for 80 lb.; one Loco. Type, 10 ft. long, for 103lb.: Vertical. 15 bv 5. for 60lb.: Cochran. 10ft. by 4fc, for 901b.; aho several other sizes.—J. STRINGER fc SON, Dept. 11, Blackburn. Lathes, 24in. S., 3(»ft. bed, 12 in. S.S.S.C., gap lathe, 12 ft. bed : aho severe! other sizes ; Drills, Boilers, 1 "Pair Horizontal Engines, 14|in. cylinder, ?rcent discount. J 1 ZOin. stroke, together with Air Pumn and .let. Condenser; would ,r * mase Hauling or Winding Engines.-J. STRINGER & SON, Dept. 11, Blackburn. Pair Winding Engines, about 22 in. by 3 ft. 6 in. or 4 ft. stroke, suitable for 1601b. steam pressure, super- I heated; drum 10ft. diametei, double post brakes.—Give full particulars valve gear, weignt, condition, price, and where may be seen. PRINCESS ROYAL COLLIERY CO. I*TD., Lydney.