830 THE COLLIERY GUARDIAN October 22, 1915. CONTENTS. Editorial Articles :— page Licensee and Patentee.......................... 831 Deductions from Weight......................... 831 Miners* Wages.................................. 831 Articles:— The Fauna and Stratigraphy of the Kent Coal Field........................................ 821 Sweden and the Coal Question................. . 823 British Railways in 1913 ...................... 824 Motor-Driven Air-Compressors for Colliery Work 824 Coal Mining Organisation Committee ............ 824 Obituary....................................... 826 The German and Austrian Coal and Iron Trades ... 828 Trade and the War.............................. 829 Coal Mines Inspection in 1914 ................. 837 Colliery Tub Bearings ......................... 838 The Freight Market ............................ 841 Open Contracts ................................ 841 Labour and Wages............................... 842 Abstracts of Patent Specifications Recently Accepted..................................... 843 New Patents Connected with the Coal and Iron Trades .................................... 814 Government Publications ....................... 846 Publications Received ........................ 846 Law Intelligence ............................... 827 Indian and Colonial Notes ........................ 827 Current Science and Technology.................... 828 Notes from the Coal Fields ....................... 839 Coal, Iron and Engineering Companies ............ 843 The Coal and Iron Trades ..................... 832—836 The Tin-plate Trade ........................... 832 The London Coal Trade ......................... 836 The By-Products Trade ......................... 836 Report of Meeting :— Midland Counties Institution of Engineers.... 822 Miscellanea :— North Staffordshire Institute of Mining and Mechanical Engineers ........................ 822 Coal Shipped from Ports in the United Kingdom during September—United States Imports and Exports ..................................... 824 Committee on Fuel Economy...................... 826 Exports and Imports of Coal Tar Products..... 832 An Export Licence Case ........................ 836 Fuel Briquetting in the United States in 1914 . 838 Lantern Slides for Lectures ................... 842 Hull Coal Exports ............................. 846 ADVERTISEMENTS. Offices for ADVERTISEMENTS and PUBL8CAT8ON- 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 for ORDINARY POSITIONS Single Column (3 inches wide) : For 52 insertions 2s. 6d. "1 per insertiOn for each ,,13 ,, 3s. 6d. ) inch 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. Od. ,, ,, 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. (A Classified List appears on page 848.) 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....... £110 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. Offices for Advertisements and Publication :—30 and 31, Furnival Street, Holborn, London, E.C. Telegraphic Address, “Colliery Guardian, Fleet, London.’’ Telephone—1354 Holborn. 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. Booklet of useful information gratis. 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 for JVpNERALS. 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. WILLIAM THOMAS, M.Inst M.B., 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 aoove write without delay for free Syllabus, and book of Previous Examination Questions. (Dept. G.) CAMBRIAN MINING SCHOOL, PORTH, Glam. 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. YEADONS’ LATEST PATENTED BRIQUETTE MACHINERY, 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. STEEL Rails Roof Bars Pit Props Arches For COLLIERIES V •? and WORKS. THOS W. WARD Ltd., Albion Works, SHEFFIELD. TRY US. ------- Purveyor. — Certificated Surveyor k. J required temporarily, say for three months, on account of illness ; Midland district.—apply, stating age. experience, and salary required, Box 6201, Collie*# Guardian Office,30 & 31, Furnival-st., Holborn. London, E.C Wanted, Assistant Chemist for Coke V V oven and by product plant in South Wales.—Apply, stating age, experience, and s dary requ red, to Box 6202, Collier# Guardian Office, 30 & 31, Furnival-street. Holborn, London, E.C. Advertiser, age 22, recently qualified solicitor, desires commercial position; open for any class of work, huine or abroad; energetic, strong; ineligible for army; good references.— Write, 1399. Williams’s Adve tisement Offices, Bradford. A/Tining Engineer wants experienced 1-VA ASSISTANT; must be capable surveyor; state age, experience, salary, siding connection with the L. and N. W. Railway from Holvhead to Chester, ard for a tramway between the colliery and Queensferry Wh *rf on the r ver Dee. The colliery is in the neighbour- hood of many large works, and the Great Central Rai way from W rexham to Chester and the Men-ey ports is also within J mile of the pits.—Apply to Messrs. S. & J. BAILEY, Mining and Civil Engineers. 13. Bennetts- hiil, Birmingham; or to Messrs. FBEBE A CO., Solicitors, 28, Lincolns Inn Fields, London, W.C. COAL. rphe Guardians of the Poor of the Parish JL of St. Mary, Islington, invite TENDERS for the supply of about 2,210 tons of STEaM COAL, well screened, to be delivered at the Ii firm ary, Highgate-hiil, N, in the said parish during the period from the 1st No embt r, 1915, to the 31st day of March, 1916. Printed forms of tender (which alone will be received) and which contain conditions of con'ract, must be obtained from the Clerk personally, or a stamped addressed brief size envelope may be sent. Sealed tenders endcrsed “Tenuer for Coal” and addressed to the Guardians, mu4 be delivered at the Guardians’ Offices, St. John’s-road, Upper Holloway, N , not later than 12 at noon on Thursday, the 28ih day of October. 1915, and the tenders will be opened at the meeting of the Guardians to be held there on the same day. The Guardians do not find then selves to accept the lowest or any tender. No contract will be given to firms who do not ordinarily observe the rec gnised rate of wages and hours of labour. Guardians’ Offices, By order, St. John’s-road. Upper Holloway, N., EDWIN DAVEY, 14.h October, 1915. Clerk. BOROUGH OF HAMMERSMITH. ELECTRICITY DEPARTMENT. rI''he Borough Council invite Tenders for JL the supply of ab ut 150 tons per week of Through and Through Free Burning Welsh STEAM COAL for hand-fired boilers at the Electricity Generating Station. Forms of tender and further particulars may be obtained on application to Mr. G G. Bell, Borough Electr.cal Engineer, Electricity Woiks, 85, Fulham Palace-road, W. . , , Sealed tenders endor-ed “Tender for Steam Coal, ’ must be delivered to mp at the Town Hall, not later than 4 p m on Tuesday, 26th October, 1915. The Council does not bind itself to accept the lowest • r any tender. Town Hall Hammersmith, W., LESLIE GORDON, 19th October, 1915. Town Clerk. COUNTY OF LANARK. DISTRICT OF THE MIDDLE WARD. DUNDUFF QUARRY. f Yffers are invited for fifty Wagons, having a ten-ton carrying capacity. The wagons, which have side doors, can be seen at Blackwood Station, Lanarkshire. Kurther particulars may be obtained from the subscriber, with whom offers must be lodged not later than 28th inst. The highest or any ofl>r may not be accepted. District Offices. Hamilton, W. E. WHYTE, 2tth Ovt >ber, 1915. District Clerk. For Sale, 30-n.h.p. Loco. Boiler, by Marshall, on wheels, 1201b. steam; or hire.—A. UNDBBWOOD, 3, Queen.street, E.C. ________________________ For Sale, old Practice of Mining and Civil Engineer in western portion of South Wales owing to the death of Principal, who was an M.i.C.E., M.I.M.E., and F.S.l.; coal, geological, general, civil and mining engineering w. rk for estates and n ining com- panies.—For further and fuller particulars, apply D. JENNINGS, Solicitor, Cowell-street, Llanelly.