1302 _____________________________________________________________________________________________________________ THE COLLIERY GUARDIAN. December 20, 1918. CONTENTS. Editorial Articles :— Page German Coal Fields and Payment in Kind ____ __ 1303 Friendly Societies and Miners’Unions __....... 1304 Articles :— Notes on Three-phase Electric Haulage Equip- ment .......................................1295 The Eastern Midland Coal Field .............. 1297 Explosives in Coal Mines................................ 1298 - The Origin and Composition of Coal............ 13o0 South Wales Mining Timber Trade ........... 1307 Election of Miners’ President______...............1307 Obituary .................................... 1307 Mining Employment Statistics ................ 1308 The American Coal Trade .................... 1308 Coal Controller’s Monthly Figures ............ 1308 Lab ur and Wages .......................... 1310 Open Contracts .............................. 1310 Mean Magnetic Declination.................... 1312 Government Publications....................... 1312 The Freight Market .......................... 1312 Publications Received ____:.................... 1312 Abstracts of Patent Specifications Recently Acptd. 1314 New Patents Connected with the Coal and Iron Trades .................................... 1314 Catalogues and Price Lists Received............ 1314 Letters to the Editors :— The Theorem of Pythagoras ___.................. 1310 Reports of Meetings: — North Staffordshire Institute of Mining and Mechanical Engineers ....................._____ 1296 Scottish Mine Managers’ Association .......... 1298 No Th of England Institute of Mining and Mechanical Engineers ...................... 1299 Midland Institute of Mining, Civil and Mechanical Engineers ................................ 1301 The Coal and Iron Trades ................1304—1307 The By-Products Trade ...................... 1304 The Tin-plate Trade.......................... «306 The London Coal Trade __..................... 1307 Law Intelligence ................................................ 1301 Notes from the Coal Fields.................... 1309 Coal, Iron and Engineering Companies.......... 1312 Miscellanea :— Australian Iron Industry...................__ 1297 The British Engineers’ Association—Nationalisa- tion of French Mines........................ 1298 Messrs. Baldwin’s Coal Washing and By-product Installation—Sale of Munitions Materials .... 1300 Electricity from Waste Steam at Collieries ..... 1301 Minerals in Spitsbergen ...................__ 1306 Northern Colliery Officials’ Mutual Aid Associa- tion ...................................__________ 1307 Stanton Ironworks Limited — Siberian Coal Mining—75,000 Miners Returned from the Army.....................................____ 1308 Huge Demand for Timber _____ ................... 1310 Partnership Dissolved........................ 1312 American Mining Machinery for France—Coal Controller on the Outlook .................. 1314 FOR VIVIANS BORING COMPANY •WORK GUARANTEED) W. E. TEALE & Co. Ltd., SWINTOIM LANCS -- APPROVED - Miners’ Safety Lamps, Glasses. COLLIERY STORES, &c. “CROWN" BOILER COVERINGS of Outstanding Superiority. 967. SAYING Intensest Heat cannot Impair. SUTCLIFFE BROS. BORING for MINERALS, &c Solid Specimens of the Strata obtained. Established 1888. Work guaranteed. _____ J. S. DAVIDSON & SON, St. Bees, CUMBERLAND. _______________ ARMYTAGE & JONES Ltd SHEAF STREET, SHEFFIELD. RAILS. WAGONS. 'For all purposes). (Coal & Ballast). Boiler Tanks. Points and Crossings. CRANES. (Loco & Derrick). Sleepers. Buffer Stops. Buyers of all kinds Steel and Iron Scrap. Electrical Machinery See Illustrated Advt. PEEBLES in next week’s issue. BRUCE PEEBLES & Co. Ltd. Engineers. EDINBURGH. _______________________________________________ ADVERTISEMENTS. Offices for ADVERTISEMENTS and PUBLICATION: 30 and 31, Furnival Street, Holborn, London, E.C. 4. Telegraphic Address—“Colliery Guardian, Fleet, London.’* Telephone—1354 Holborn. CONTRACT ADVERTISEMENTS: Prices for SPECIAL POSITIONS on application Prices for ORDINARY POSITIONS:— ____________________________ ________________________ Late Assistant General Manager Ackers, Whitley & Co. Ltd., Bickershaw Collieries, Lancs., Eng. FRANCIS GLOVER, MINING ENGINEER, Princeton Coal and Land Co. Ltd., PRINCETON, B.C., CANADA. Successful Coal Mining. Reports. Advice on Canadian Mining, ___________________________________________________________ Single Column (3 inches wide) : For 52 insertions 3s. 9d "1 per insertion for each • 13 ” 5s. 3d. ) lnch in d®Pth' READY. Order at once to prevent 1 ■■ disappointment. Colliery Manager’s POCKET BOOK, ALMANAC and DIARY, 1919. _________ 50 Year ox Publication. __________ Double Column (6 inches wide), double the above rates. Three Columns (9 inches wide), three times the above rates. ___________________________________________ 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 :— United Kingdom _____ 28/6 (26/- in advance). Canada ... __________ 30/6 (27/6 do. ). Foreign and Colonial ... 33/- (30/- do. ). When foreign subscriptions are sent by Money Orders payable through the Post Office, advice should be sent to the Publishers. Designed especially as a handy work of reference for the use of COLLIERY MANAGERS & OFFICIALS, each successive issue is thoroughly revised in accordance with the most recent Colliery Practice. CLOTH, 3s. LEATHER, gilt edges, 4s. Postage extra, up to 3 copies, 6d. ____________________________ THE COLLIERY GUARDIAN CO. LTD., 30 & 31, Furnival Street, Holborn, London, E.C. 4. PLEASE WRITE DIRECT. __________________________________________________ Established 1866. PATENTS DESIGNS, and TRADE MARKS. IT ARRIS AND MILLS, Chartered Patent Agents, 34 and 35, HIGH HOLBORN, LONDON, W.C. 1. Telegraphic Address—“ Privilege, London.” Tel. No.—Holborn 27£3. ____________________________________________ p ATENTS. Advice Free. hoS0™®. New Inventions, Designs, Trade Marks, carefully and promptly protected at low INCLUSIVE FEES. THE CONSULTING PATENT AGENCY (1880), 253, Gray’s Inn Road, London, W.C 1. For COLLIERIES MmuiiwMw A SPECIALITE. — ARNOLD’S Bulbous Boiler Flue. Hopkinson-West Patent Boiler Flue. WM. ARNOLD & CO., Barnsley. VENTILATING FANS AND ENGINES. See Advertisement appearing on front Cover of alternate weeks. THE WADDLE PATENT FAN AND ENGINEERING CO. LTD., Llanmore Works, Llanelly. _________________________________________ JOHN M. HENDERSON & COMPANY, King’s Works, ABERDEEN, are in an excellent POSITION to UNDER- TAKE FORGING, CASTING, and MACHINE- WORK, in either Steel, Cast Iron, or other Metals, and would be glad to quote for such work at any time. They would also be pleased to receive enquiries for their standard manufactures as follows, viz. :— AERIAL CABLEWAYS. AERIAL ROPEWAYS (mono- and bi-cable systems). TRANSPORTERS. CRANES of all descriptions. SUSPENSION BRIDGES (steel rope and stiffened types). JOHN M. HENDERSON & COMPANY, ABERDEEN. Telephones—Central 3162 (3 lines). Telegrams —“Cranes, Aberdeen.” GUARANTEED MATERIALS. __ INSULATING VARNISHES. __ WAGON PAINTS. ______________________________________ W. W. Hill, Son & Wallace Lid., Elton Street, Broughton Bridge, MANCHESTER. ---- ESTABLISHED 1840. - _______________________________________________ THE ISCA FOUNDRY COMPANY LTD., RAILWAY PLANT Sf GENERAL ENGINEERS, Switches,Crossings,Turntables, Water Cranes, Girders, Bridges, Roofs, Pipes, Pumps, Wagons, Tanks, Engines, Boilers Cranes. Works : NEWPORT, MON. London Office-53, Victoria Street, S.W- 1. W. G. JENKINSON (ESTD. 1882). Chemical Plumber & Head-Burner, Maker of every description of Lead-work for Sulphate of Ammonia and By-Product Plant, Saturators, Coils and Ejectors. 43, EYRE STREET, SHEFFIELD. Telephone— /Colliery Proprietors. — Expert, fully trained, highly experienced, competent, now mining engineer and head certified manager, INVITES CORRESPONDENCE from proprietor requiring MINING ENGINEER, AGENT, GENERAL MANAGER: sole charge of mining department. Salary £1,000 per annum, usual perquisites.— “PROGRESS,” Box 7276, Colliery Guardian Office, 30 & 31, Furnival- street, Holborn, London, E.C. 4. First-class Certificated Colliery Manager WANTED, with experience of thick seams, spontaneous combustion and coal cutters, age not over 40, unmarried preferred, to take full charge under general manager of underground workings of colliery in tropical country; five years agreement, first-class passage out and home.—Apply, stating salary, Qualifications and references, to Box 7282, Colliery Guardian Office, 30 & 31, Furnival-street, Holbom, London, E.C. 4. Wanted, Colliery Manager, for large developing Midland colliery with heavy inclined seams. Must be used to coal cutters, electric and compressed air haulages. Must be a thoroughly practical and experienced man, good organiser, and capable of laying out new work. -Apply, giving particulars, and salary required, to Box 7255, Colliery Guardian Office, 30 & 31, Furnival-street, Holborn, London, E.C. 4. Wanted, Gentleman who has a good connection with collieries for brattice cloth, &c., to carry another good side-line on commission basis.—Apply to Box 7257, Colliery Guardian •ffice, 30 & 31, Furnival-street, Holborn, London, E.C. 4. Wanted, thoroughly competent Engine- WRIGHT.—Apply, stating age, experience, and salary required, to Box 7261, Colliery Guardian Office, 30 & 31, Furnival-street, Holborn, London, E.C. 4. Brattice Cloth. — Gentleman Wanted with influence amongst colliery managers and proprietors, to sell BRATTICE CLOTH on good commission only .—Address, FAIRCLOUGH & SONS, Bank-lane, Clayton, near Manchester. Mining Engineer (first-class certificate) REQUIRES POSITION, home or abroad, as MANAGER or ASSISTANT to general manager. Experience in narrow seams, coal cutters and conveyors; longwall work, sinking and surface lay-out. — Box 7254, Colliery Guardian Office, 30 & 31, Furnival-street, Holborn, London, E.C. 4. Wanted, experienced Manager for coke oven (75) and direct recovery by-product plant.—Apply by letter, giving full particulars as to qua ifications, experience, age, and salary required, to SECRETARY, THE BEARPARK COAL AND COKB CO. LTD., Middlesbrough. Wanted, for a large group of collieries in the North of England,^certificated SURVEYOR, capable of keeping up the surveys and plans and doing the usual work of a surveyor Full details will be given on application, and candidates are requested to send in full information as to their qualifications, salary required, and other particulars.—Apply to J. MORISON, Mining Offices, 18, Windsor-terrace, Newcastle-on-Tyne, by letter only. Envelopes to be marked “ Surveyor.” Belgium.—First-class Firm, with best references, well established at Charleroi and Brussels, with good connections amongst Belgian and North French collieries and iron and steel industries, are OPEN to ACCEPT AGENCIES for the Sale of Raw Materials, all kinds of Plant, Machinery and other Specialities regularly required by colliery owners and associated industries. Letters, with offers, catalogues, etc., to Box 7268, Colliery Guardian Office, 30 & 31, Furnival-street, Holborn, London, E.C. 4. A Certificated Colliery Manager Desires CHANGE-post as AGENT or ASSISTANT^AGENT ; Midlands or south preferred. Thirteen years experience managership North of England collieries; knowledge of all up-to-date methods; age 38. — For references or interview, apply, Box 7274, Colliery Guardian Office, 30 & 31, Furnival-street, Holborn, London, E.C. 4. Wanted, a Representative for Yorkshire and the Midlands by a large firm of Wire Rope makers, with a good connection.—Box 7275, Colliery Guardian Office, 30 & 31, Furnival-street, Holbom, London, E.C. 4.