1156 THE COLLIERY GUARDIAN. June 7, 1918. THE COLLIERY GUARDIAN Monthly List of Recent Coal Literature. I.—General. The Problem of Coal Supply. E. W. Parker. “ JI. Frankl. Inst.,” April, p. 445; 6 fig. Power Absorbed by Machinery. “ Gas Wld.,” May 18, p. 6. (Power and Industrial Sectn.) Coal : The Resource and Its Full Utilisation. C. G. Gilbert and J. E. Pogue. “ Smithsonian Inst. Bull. 102,” part 4. Coal Economy from a National Standpoint. W. H. Casmey. “ Trans. Inst. Min. Engin.,” Vol. LV., part 1, p. 30 ; 5 fig. Iron and Coal in France after the War. “Iron Coal Tr. Rev.,” May 24, p. 590. The Conservation of Coal. “ Colliery Guard.,” April 26, p. 845. (Rept. by Mr. E. Hatton to the Newcastle Municipal Parliamentary Cmtee.) The Future Control of Coal Mines. G. D. H. Cole. “ Colliery Guard.,” April 26, p. 847. (Address to Northumberld. Miners’ Assocn.) Mine Labour and Accidents. H. M. Wilson. “ Colliery Guard.,” May 24, p. 1054. (From “ Trans. Amer. Inst. Min. Engin.”) II. —Education. The Education Bill. “Iron Coal Tr. Rev.,” May 10, p. 526. (Memorandum by the Mining Assocn.) The Future of Mining Education. S. C. Laws. “ Colliery Guard.,” May 17, p. 1007. (Address to Studts. Assoc., Wigan Mng. College.) III. —Geology. On the Splitting of Coal Seams by Partings of Dirt, Part 1 : Splits that Rejoin. P. F. Kendall. “ Trans. Inst. Min. Eng.,” Vol. LIV., part 5, p. 460 ; 10 fig. The Geology of Manchester as Revealed by Borings. G. Hickling. “ Trans. Inst. Min. Engin.,” Vol. LIV., part 5, p. 367. The Occurrence of Coking Coal in Scotland. R. W. Dron. “Trans. Inst. Min. Engin.,” Vol. LV., part 1, p. 61; “ Trans. Min. Inst. Scotld.,” Vol. XL., part 4, p. 89. Notes on Faults and Rolls in Coal Seams. I. Thomas. “Iron Coal Tr. Rev.,” May 31, p. 616; 26 fig. (Paper read before S. Wales Brnch. Natal. Assocn. Colly. Mgrs.) IV.—Mine Surveying. The Ross Meridiograph. J. T. Beard. “ Coal Age,” April 20, p. 732; 4 fig. Magnetic Declination. G. Spencer. “ Colliery Guard.,” May 31, p. 1098. (From address to Midld. Counties Instn. Engin.) V.—Mining Technology. Mathematics for Engineers, Part 1. W. N. Rose. London: Chapman and Hall Ltd.; 8s. 6d. net. VI.—Working of Minerals. Coal Mining in Washington. F. A. Hill. “ Bull. Amer. Inst. Min. Engin.,” April, p. 951. Mechanical Mining Without Explosives. N. D. Levin. . “Coal Age,” April 13, p. 684; 5 fig. Working Thin Beds by Longwall. R. Gascoyne. “ Coal Age,” April 6, p. 621. Strip Mining Where Bad Roof Prevails. R. W. Mayer. “ Coal Age,” April 20, p. 735. Percentage of Extraction of Bituminous Coal with Special Reference to Illinois Conditions. C. M. Young. “ Univ. Ill. Bull.,” No. 100, 173 pp. ; 46 fig. . The Extraction of Coal Pillars from “ Fiery ” Seams, and Coal Stowing in Indian Mines. R. H. Husband. “Trans. Min. Geol. Inst. Ind.,” January, p. 30; 3 fig. Coal Mining in Washington. F. A. Hill. “ Coal Age,” May 4, p. 833; 1 fig. VII.—Boring, Shaft Sinking, and Tunnelling. Sinking Shaft Through Quicksand. “ Coal Age,” April 13, p. 712; 1 fig. Stripping and Relining a Shaft at Cowdenbeath, Fife. H. Rowan. “ Trans. Inst. Min. Engin.,” Vol. LV., part 1, p. 56; “Trans. Min. Inst. Scotld.,” Vol. XL., part 4, p. 84; 16 fig. Sharpening and Distributing Mine Drill Steel. H. Crouch. “ Compr. Air Mag.,” April, p. 8716. (From “Mining Press.”) Modern Methods of Shaft Sinking. W. H. Maxwell. “ Colliery Guard.,” April 26, p. 843; 8 fig. IX.—Timbering, Packing, etc. The Preservation of Wood. A. J. Wallis-Tayler. Rider; 10s. 6d. net. The Strength of Pit Props. F. L. Booth. “ Trans. Inst. Min. Engin.,” Vol. LV., part 1, p. 87. Tests of Concrete Pit Props. “ Colliery Guard.,” May 10, p. 954. The Decay of Pitwood. P. Groom. “ Colliery Guard.,” p. 1058. (Address to Roy. Soc. Arts) Pit Timber. J. Bingley. “ Colliery Guard.,” May 31, p. 1098. Paper read before Midld. Counties Instn. Engin.) X. —Surface Arrangements. Dirt Tipping at Shotton Colliery. “ Iron Coal Tr. Rev.,” May 10, p. 527 ; 1 fig. Mineral Enterprise in China. W. F. Collins. London : W. Heinemann; 21s. net. Revolving Dumps at Docena and Edgewater. “ Coal Age,” April 13, p. 691 ; 2 fig. Montour No. 8 Plant of the Pittsburg Coal Company. G. W. Harris. “Coal Age,” Mar. 30, p. 574 ; 6 fig. New Plant and Mines of the Coal Run Mining Company. D. C. Ashmead. “ Coal Age,” April 6, p. 616; 6 fig. Elise Colliery, Kirkconnel. “ Iron Coal Tr. Rev.,” May 24, p. 597; 5 fig. / Handling Material and Supplies at Coal Mines. R. M. Magraw. “Coal Age,” May 4, p. 818; 10 fig. XI. —Winding and Haulage. Safety Gate at Foot of Shaft. T. Thomas. “ Lehigh Empl. Mag.,” April, p. 195; 1 fig. Successful Shovelling Machine. “Coal Age,” April 13, p. 670 ; 1 fig. (Machine shovel for loading pit tubs at face.) Electric Hoist at Alaska Colliery. “ Coal Age,” April 13, p. 672; 4 fig. Underground Conveyors. H. C. Jenkins. “ Trans. Inst. Min. Engin.,” Vol. LV., part 1, p. 2; 22 fig. Notes on Shaft Winding (Betrachtungen uber die Schacht- forderung). —. Macka. “ Bergb. u. Hiitte,” Dec. 1, 1917, p. 421; illus. XI11.—Lighting. Testing Miners’ Lamps. “ Eng.,” April 26, p. 448 ; 6 fig. Notes on the Improved Ceag Miners’ Electric Safety Lamp. J. Wilson. “ Iron Coal Tr. Rev.,” May 24, p. 592; 1 fig. (From paper read before Natl. Assocn. Colly. Mgrs., N. Engld. Brch.) Notes on Safety Lamp»Installation at Plenmeller Colliery. Haltwhistle, Northumberland. G. Raw. “ Iron Coa] Tr. Rev.,” May 31, p. 609. (Paper read before N. Engld. Brch. Natl. Assocn. Colly. Mgrs.) Approved Safety Lamps. “ Colliery Guard.,” May 3, p. 894; 6 fig. XIV.—Ventilation. The Davis-Grice Self-Registering Anemometer. “ Iron Coal Tr. Rev.,” May 10, p. 533; 1 fig. Charging Rack for Edison Batteries. F. Huskinson. “ Coal Age,” April 20, p. 724; 1 fig. Canvas Tubing for Mine Ventilation. L. D. Frink “ Colliery Guard.,” p. 1050. (From a paper read before American Inst. Min. Engin.) XV.—Mine Gases, Testing. An Instantaneous Outburst of Coal and Gas. F. N. Siddall. “ Colliery Guard.,” p. 997. (Paper read before Mchester. Geol. and Min. Soc.) The Estimation of Methane in Surface Strata. “ Colliery Guard.,” May 31, p. 1093; 6 fig. XVI.—Coal Dust. Stone Dusting in Mines. A. Rushton. “ Colliery Guard.,’'" May 17, p. 996. (Paper read before Mchester. Geol. and Min. Soc.) The Estimation of Injurious Dust in Mine Air by the Kotze Konimeter. J. Innes. “ JI. Chem. Met. and Min. Soc., S. Africa,” March, p. 199; 2 fig. XVI11.—Mine Fires. Preliminary Note on the Burning of Coal Seams at the Out- crop. L. L. Fermor. “ Trans. Min. Geol. Inst. Ind.,” January, p. 50. XIX. —Rescue and Ambulance. Gibbs Oxygen Rescue Apparatus. “ Compr. Air Mag.,” April, p. 8714; 2 fig. Mines Rescue Work. R. Watt. “ Colliery Guard.,” May 24, p. 1047. (From a paper read at Silkstone, Queens- land.) XX. —Drainage, Pumping, etc. Electrical Pumping Installation at a Durham Colliery. F. C. Coleman. “Colliery Guard.,” April 26, p. 846; 2 fig. XXL—Preparation. Successful Steel Breakers of the Lehigh Valley Company. G. W. Harris. “ Coal Age,” April 13, p. 660 ; 8 fig. Coal Washing : A Scientific Study. T. J. Drakeley. “ Trans. Inst. Min. Engin.,” Vol. LIV., part 5, p. 418. New American Breakers. “ Colliery Guard.,” May 17, p. 993; 7 fig. XXI11.—Coke Ovens and By-Products. An Intermittent Tar De-hydrating Plant. H. R. Wimhurst. “ Gas Wld.,” May 4, p. 310. (Paper read before Eastern Counties Gas Managers’ Association.) The Low-Temperature Distillation of Coals. J. L. Strevens. ‘ Chemical Engineering and Mining Review,” Feb. 5, p. 138; 3 fig. Steaming Horizontal Retorts. R. J. Rew. “Gas Wld.,” May 11, p. 321. Home-Made Blue Water Gas Plant for a Small Works. A. R. Wyatt, “ Gas Wld.,” May 11, p. 322; 1 fig. Refractory Materials : Their Manufacture and Uses. A. B. Searle. 444 pp. London : Chas. Griffin and Com- pany Limited; 15s. net. Power Plant at By-Product Coke Ovens. F. E. Harris. “Iron, Coal Tr. Rev.,” April 26, p. 450; 2 fig. (Paper read before Assocn. Min. Electr. Engin., N. Engld. Brch.) Heat Conductivity of Refractory Bricks. Sir R. Hadfield. “Iron Coal Tr. Rev.,” April 26, p. 449; 1 fig. (From address to the Soc. British Gas Industries.) Tests for Refractory Materials. “ Gas Wld.,” May 25, p. 355. (Report of Committee of the Ceramic Society.) Native Supplies of Refractory Materials in the Sheffield District. W. G. Fearnsides. “ Iron Coal Tr. Rev.,” May 24, p. 584. (From paper read before Ceramic Society.) Continuous Acting Retorts: Problem of Horizontals. “ Times Eng. Suppit.,” May, p. 108. Zirconia. “ Iron Coal Tr. Rev.,” May 31, p. 608. By-Product Coke and Coking Operations. C. J. Rams- burg and F. W. Sperr, Junr. “ Coal Age,” May 4, p. 825; 13 fig. The Dead Burning of Magnesite and Dolomite. E. Steiger. “Eng.,” May 31, p. 619; 1 fig. (Paper read before Ceramic Society.) Report on the Distillation of a Sample of Peat from Ro- quetas, Almeria (Estudio Sobre la Destilacion de una Muestrade de Turba de Roquetas, Almeria). E. Hauser. “ Rev. Min.,” May 24, p. 254. Benzol Rectification. T. D. Hamer. “ Colliery Guard.,” May 3, p. 893. (Paper read before Midld. Sectn. Coke Oven Mgrs.’ Assocn.) Rock Salt in Coke Oven Saturators. G. A. Phillipson. “ Colliery Guard.,” May 3, p. 897. (Paper read before Northn. Sectn. Coke Oven Mgrs.’ Assocn.) The Importance of Coke Hardness. G. D. Cochrane. “ Colliery Guard.,” May 3, p. 905. (From a paper read before Iron and Steel Inst.) Refractory Materials in Gas Works. J. P. Leather. “ Colliery Guard.,” May 17, p. 999. (Paper presented to Ceramic Society.) Recovering Ammonia at Tar-Distilling Plants. C. R. Woodward. (From “ Metallurgical and Chemical Engineering.”) Loading Door for Coke Ramps. H. Hermanns. “ Colliery Guard.,” May 10, p. 944; 4 fig. (From “ Gliickauf.”) Corindite: A New Refractory and Abrasive. A. Bigot. “ Colliery Guard.,” May 24, p. 1057. (From a paper presented to Ceramic Society.) Gas Producers.—IV. S. S. Dyson. “ Chem. Engineer- ing,” April, pp. 97-106; 5 fig. XXIV.—Fuels, Testing, etc. Five Ways of Saving Fuel in Heating Houses. H. Kreisinger. “ U.S. Bureau Mines Techn. Pap. 199.” Blau Gas—A New Fuel. W. Kunerth. “ Iowa Engineer,” Mar., p. 207. Comparative Tests of Six Sizes of Illinois Coal on a Mikado Locomotive. E. C. Schmidt, J. M. Snodgrass, and O. S. Beyer, Jun. “ Univ. Ill. Bull.,” No. 101, 97 pp. ; 31 fig. Powdered Fuel for Steam Raising. “ Times Eng. Suppt.,” April 26, p. 83. The Use oi Coal in Pulverised Form. H. R. Collins. “ Bull. Amer. Inst. Min. Engin.,” April, p. 955. Carbocoal. C. T. Malcolmson. “ Bull. Amer. Inst. Min. Engin.” May, p. 971. Use of Powdered Fuel for Metallurgical Furnaces and foi Steam Raising. “ Iron Coal Tr. Rev.,” May 24, p. 588 Fuel Oil Supply : Distillation from Cannel at Gas Works. “Times Eng. Suppit.,” May, p. 103. Determination of Unsaturated Hydrocarbons in Gasoline E. W. Dean and H. H. Hill. (U.S. Bur. Mines Techn. • Pap. 181.) Utilising Anthracite Culm. E. S. Hachita. “ Colliery Guard.,” April 26, p. 855. (From “ Coal Age.”) The Use of Coal in Pulverised Form. H. R. Collins “ Colliery Guard.,” May 10, p. 945. (Paper presented to Amer. Inst. Min. Engin.) The Fuel Problem in the United States. “ Colliery Guard.,” May 17, p. 1001. Gas Firing Boilers. T. M. Hunter. “ Colliery Guard.,” May 31, p. 1097. (From paper read before S. Wales Inst. Engin.) XXV.—Steam Engines and BoilersUGas Engines. Method of Operating Coking Stokers. “ Cheap Steam,” May, p. 40; 1 fig. Combustion of Coal and Design of Furnaces. H. Kreisinger, C. E. Augustine, and F. K. Ovitz. “ U.S. Bureau Mines Bull. 135,” 144 pp. ; 45 fig. Three-Thousand Kilowatt Compound De Laval Steam Turbine at Gothenburg. “ Eng.,” May 10, p. 514; 9 fig. The Larderello Natural Steam Power Plant. U. Funaioli. “Eng.,” May 10, p. 507 ; 4 fig. Firing Bituminous Coals in Large House-Heating Boilers. S. B. Flagg. “U.S. Bureau Mines Techn. Pap. 180,” 22 pp. ; 16 fig. The Rubery-Owen Water Softener. “ Iron Coal Tr. Rev.,” April 26, p. 452; 2 fig. Boiler Scale and Water Treatment. G. Austin. “ Ry. Gaz.,” April 26, p. 495; 2 fig. (Paper read before Western Ry. Club.) Coal Economy. W. H. Casmey. “ Times Eng. Suppt.,” April 26, p. 89. Gas Engine Operation: Pre-Ignition. “Gas World,” May 18, p. 11. (Power and Industrial Sectn.) Steam Turbines. J. A. Moyer. 3rd Edn., 468 pp. London : Chapman and Hall; 16s. 6d. net. Ljungstrom Turbines. “ Times Eng. Suppit.,” May, p. 106. Raising Steam from Coke. “ Times Eng. Suppit.,” May, p. 103. Large Three-Crank Double-Acting Gas Engine. “ Engin.,” May 24, p. 452; 1 fig. (1,080 B.H.P. Westinghouse Engine.) Steam Turbines in America: Big Single-Cylinder Unit. “ Times Eng. Suppit.,” May, p. 113. (Connors Creek Plant of the Detroit Edison Co.) The Transfer of Heat Between a Flowing Gas and a Containing Flue. “Engin.,” May 24, p. 447; 3 fig. Efficient Combustion of Bituminous Coal with Underfeed Stokers. R. C. Hine. “Ind. Man.,” May, p. 388; 5 fig. Failures of Steel Boiler Plates under Pressure. S. A. Houghton. “Iron and Coal Tr. Rev.,” May 31, p. 611. (From paper read before W. Scotld. Iron and Steel Inst.) High Speed Internal Combustion Engines. H. R. Ricardo. “ Eng.,” May 24, p. 588; May 31, p. 620; 28 fig. (Paper read before N.E. Coast Instn. Engin. and Shipbldrs.) Notes on the Performance of the Egg-Ended Boiler D. Brownlie. “ Colliery Guard.,” May 14, p. 1048. XXVL—Compressed Air. Air Receiver Explosions. L. Balliet. “ Compr. Air Mag.,” April, p. 8709. Compressed Air for Cleaning Motors. D. R. Shearer. “ Compr. Air Mag.,” April, p. 8716. “ Colliery Guard.,” May 24, p. 1054. (From “ Power.”) XXVIL—Electricity. Notes bn the Extending of Colliery Three-Phase Electrical Power Plant. L. Fokes. “ Iron Coal Tr. Rev.,” April 26, p. 460. Electricity in Mining. L. Fokes. “ Sc. Art. Min.,” Mav 4, p. 380; 2 fig. Theory and Operation of Direct Current Machinery. C. M. Jansky. London : Hill Publishing Co.; 285 pp.; 214 fig.; 10s. 6d. net. Theory and Calculations of Electrical Apparatus. Dr. C. P. Steinmetz. London: Hill Publishing Co.; 480 pp.; 17s. net. The Standard Resistance and Temperature Coefficient of Pure Annealed Copper. H. Savage. “ El. Rev.,” May 24, p. 486. Requirements, Operation and Maintenance of Colliery Power Station Switchboards. L. Fokes. “ Colliery Guard.,” May 10, p. 941; 10 fig. Some Practical Considerations on Electrical Engineering. C. Jones. “ Colliery Guard.,” May 31, p. 1094. (From paper read before S. Wales Inst. Engin.) (Continued on page 1158.)