496 THE COLLIERY GUARDIAN. March 5, 1915. Editorial Articles .— t , page •Rescue Schemes :........................ ;...... 497 The Reduction in Costs at the Face. .. 497 The Chemist’and Coal Tar Products ..:.:..... 498 Articles:— • ■Central Mine Rescue Station at Edinburgh ... 487 Electrical Haulage on the Trent and Mersey Canal .................................. 489 Electricity Applied to Mining ............... 490 - Schemes .of . Training and Practice in Rescue Work .................................... 493 Trade and the War......................... 495 Colliery Accidents ........................ 495 Some Notes on the Explosion at Wharncliffe . Silkstone Col1 iery ......................... 503 The German and Austrian Coal and Iron Trades ... 505 Obituary.......;........................... 505 Mining and Other Notes ..................... 505 Labour and Wages .......................... 508 The Freight Market ....................... 509 Open Contracts.............................. 509 Abstracts of Patent Specifications Recently Accepted .............................. 510 New Patents Connected with the Coal and Iron Trades .....:...........................■__ 512 Government Publications ..................... 512 Publications Received ....................... 512 Catalogues and Price Lists Received ......... 512 Notes from the Coalfields ....................... 506 Coal, Iron and Engineering Companies ........... 508 The Coal and Iron Trades .......:.......... 498—502 The Tin-plate Trade :...................... 502 The London Coal Trade .............:......... 502 The By-Products Trade ....................... 502 Report of Meeting :— Midland Institute of Mining, Civil and Mechanical Engineers .................................. 494 Letters to the Editors :— The Reduction of Working Costs at the Face— Coal Prices—Visual Indicators.............. 504 Miscellanea:— Manchester Geological and Mining Society—Hull Coal Exports............................. 488 1 Grimsby Coal Exports—Immingham Coal Exports —Institution of Mining and Metallurgy ... 490 Geological Society of London................. 502 Shipping, Engineering and Machinery Exhibition 505 ADVERTISEMENTS. Offices for : ADVERTISEMENTS and PUBLICATION— 30 & 31, Furnival Street, Holborn, London, E.C. Telegraphic Address—“Colliery Guardian, Fleet, London.” Telephone—1354 Holborn. CONTRACT ADVERTISEMENTS : Prices for SPECIAL POSITIONS on application. Prices fob ORDINARY POSITIONS Single; Column (3 inches wide) : For 52 insertions 2s. 6d. i per insertion for each ,. 13 „ 3s. 6d. ) meh in depth. Double Column (6 inches wide), double the above rates. Three Columns (9 inches wide), three times the above rates. MISCELLANEOUS ADVERTISEMENTS : Advertisements, are inserted on the' last white page or leader page at the following rates One insertion ... 10s. 6d. per inch per insertion. Three.insertions '9s. 6d. ,, ,, Six insertions .... ;9s, 0d. ,, ,, A reduction of 25 per .cent, is allowed on advertisements of second-hand ’ machinery.- Situations Vacant-and Wanted : One Penny per word, . minimum 2s./6d. (which must be prepaid). Can be received up to TEN o’clock on Friday morning. 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"Chart of 187 Mechanical Motions with description of each,:post free. 6d. Patents, &c. — General advice free. Low Inclusive! Charges. "Regd.'British,1 U.S., and Canadian Patent Agents.—THE CONSULTING PATENT AGENCY, 253,Gray’s Inn- v road. Londorii W.C/ Write, call# or phone. -Z(Bst. 1880. .Ph.: HolbOrii'6109. • VENTILATING /.FANS .'AND-'ENGINES. ; See Advertisementappearing onfrontCover of alternate weeks, THE WADDLE PATENT FAN AND ENGINEERING CO. LTD., Llanmore Works Llanelly. G for minerals, - JpV/JLtJniJtlV/JuJDO WATER AND BRINE Boreholes for Prospecting in . Underground Workings a Speciality. VIVIAN’S BORING COMPANY, PARKSIDE, CLEATOR MOOR. OVER 84 MILES OF BORINGS COMPLETED. Established 42 years. Largest experience. Telegrams—“Vivians, Parkside, Cleator Moor.” BORING fob MINERALS, &c. Solid Specimens of the Strata obtained. Established 1888. Work guaranteed. J. S. DAVIDSON & SON, St. Bees, CUMBERLAND. STEEL Rails Roof Bars Pit Props Arches For COLLIERIES •; and WORKS. THO» W. WARD Ltd., Albion Works, SHEFFIELD. TRTUS. -------- SAFETY LAMPS, LAMPROOM FITTINGS, Notice Plates, ---------- APPLY - PROTECTOR LTIO%™C CO. LTD., ECCLES. Sutent Friction ’ Clutches Hauling Installations J3L SPECIALITY. ____SEE ADVERTISEMENT LAST ISSUE, PAGE 471. Sole Makers— DAVID BRIDGE & CO. LTD., Haulage Works, CASTLETON, Manchester. "CROWN ” BOILER COVERINGS encased in STEEL SHEETING. Simply unimpairable by heat. 96°/0 SAYING in Condensation. Greatest Economy & Service. Nearly 5,000 Users. SUTCLIFFE BROS ■ nr. Manchester. 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 ttie 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 s*x inches co one mile, is 8 ft. in length, mounted on linen, and geologically coloured. 2. Comparative Sections of the Lower Measures in the following areas (Ej Ammanford. . (F) Loughor Valley. (G) Gwendraeth District. •;(H) Gwendraeth District. These are drawn on one sheet, about 35 by 30 in., mounted on linen, to a scale of 200 ft. to lin. 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, CARDIFF. Price £1 Is., Postage Extra. " The South Wales Ooalfielu,” Part I . by Mr. H. K, Jordan, published in 1908, price £2 2s , dealt with the eastern half of the Coalfield, and may be obtained from the Secretary. (A) Neath Valley. (B) Swansea Valley. (C) Brynamman District. (D) Amman Valley. MAGGIE BROS. Ltd. Cr£a>t>esliea>d- on - Tyne. Established 1800. MANUFACTURERS OF IMPROVED PATENT Flat and Round Wire and Hemp ROPES OF ANY LENGTH FOR COLLIERIES AND RAILWAYS, FROM EITHER BEST SELECTED CHARCOAL IRON, IMPROVED PATENT OR PLOUGH STEEL WIRE, . . Flexible Galvanized Steel Hawsers (all guaranteed to Lloyd’s test), with Winches or Reels and Stoppers. Wire Signal Lines for Railways and Collieries. Copper Lightning Conductors, complete. Galvanized Fencing Strand. Galvanized Wire Rope for Ships’ Rigging. Galvanized Wire Rope fitted up to order. Picture and Sash Cord made from Gopper, Brass Plated or Galvanized Wire. Crane Ropes, made to suit smally Drums and Pulleys. We have Crane Ropes working on the same Barrels as Chains. Wire Rope Springs; Wire Rope Pulleys. Wire Rope Composition or Grease. White Block Ropes /and general Hemp Cordage. Chains of every ^description. Wire Ropes anade , specially:*to isuit small Pulleys. We? can guarantee uniformity of all :our Ropes, as we draw our own Wire from Special'Rods, got up-to our -own specification. Owing to'our “ Special Qualityhave’ Haulage Ropes running < 14 years and Winding Ropes years. ‘ ’Telegrams-“Haggie, .Gateshead.” 5 \ [Geo. N. Dixon & Co 43, Castle Street, Liverpool. Auctioneers and Valuers, COLLIERIES, Brickworks/& Mining Plant VW anted, Situation as Manager, Foreman V y of railway wagon shop, also take colliery carpenter work; thorough practical knowledge, good disciplinarian; 5 years present situation, wanting change.—Box 5960, Colliery Guardian Office, 30 & 31, Furnival-street, Holborn, London, E.C. Mining Engineer (21), qualified Snr- veyor C.M.A., 5 years’ practical experience, college trained day per week, wants situation with good prospects (home or abroad.); geology, mineralogy, mining machinery, electricity, law, rents androyalties, reports, &c.; good credentials —Box 5977, Colliery Guardian Office, 30 & 31, Furnival-street, Holborn, London, E.C. /Colliery Manager wanted, a good practical _____1 energetic man for Midlands.—Apply, enclosing copies of testimonials, stating age, experience, salary required, to Box 5976, Colliery Guardian Office. 30 & 31, Furnival-street, Holborn, London, E.C. IV/rining Surveyor, Certificated, wanted 1 v > for colliery in Manchester district; must be willing to assist manager generally; age 25 to 30 ; state salary.—Apply, Box 5978, Colliery Gvcrdian Office, 30 & 31, Furnival-street, Holborn, London, E.C. O.ood Agent wanted in Cumberland district to sell well known coal cutters.—Apply, Box 5975, Colliery Guardian Office, 30 & 31, Furnival-street. Holborn, London, E.C. XXTagon Loaders offered for Sale, capable TV of loading one ton per minute from heaps at a cost of id. per ton. —For full particulars, apply HUGH WOOD & CO. LTD., Newcastle-on-Tyne. Just Ready. Third Edition. Very Greatly Enlarged. Revised Throughout. Fully Illustrated. 10s. 6d. net. A HANDBOOK ON THEODOLITE SURVEYING & LEVELLING. For the-use of Students in Land and Mine Surveying. By Prof. JAMES PARK, F.G.S. “ A book which should prove as useful to the professional surveyor as to the student.”—Nature. 1 In Handsome Cloth. Pp. i-xi + 179. Fully Illustrated. 5s.net. THE EFFECTS OF ERRORS IN SURVEYING. By HENRY BRIGGS, M.Sc. “Likely to be of the highest service to survejors . . . it is a most able treatise.”—Engineer. • LONDON: CHARLES GRIFFIN & CO. LTD., Exeter St., Strand, MAXAi MAXA LTD., 43, Cannon St, London, E.C. TUBES AND FITTINGS, iron and steel Tubes for Gas, Water, Steam, and Compressed Air. Electric Tramway Poles, Pit Props, High. Pressure Steam Mains, &c. 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-TOtBER MERCHANTS, ■NEWCASTLE-ON-TYNE. SUPPLY ALL KINDS OF COLLIERY TIMBER, Telegrams—“Osbecks, Newcastle-on-Tyne.” *** For other Miscellaneous Advertisements see Last White Page. W onimi