656 THE COLLIERY GUARDIAN. March 28, 1918. THE COLLIERY GUARDIAN Monthly List of Recent Coal Literature. I.—General. Mine Labour and Accidents. H. M. Wilson. “ Bull. Amer. Instn. Min. Engin.” Feb., p. 275. Coal and Iron Deposits of the Pen-hsi-hu District, Manchuria. C. F. Wang. “ Bull. Amer. Inst. Min. Engin.” Feb., p. 223; 12 fig. Coal: Its Origin and Composition. H. B. Miller. “Coal Age,” Feb. 16, p. 332. Effects of Low-temperature Oxidation on Coal. S. H. Katz and H. C. Porter, “ Colliery Guard./’ Feb. 22, p. 380, 2 figs. (From U.S. Bureau Mines Techn. Pap. 98.) Coal Saving at Collieries by Economical Steam Raising. D. Brownlie. “ Colliery Guard.,” March 1, p. 431. Coal Economy. Prof. W. H. McMillan. “ Colliery Guard.,” March 1, p. 437. (From address delivered at Nottingham.) Coal Conservation. “ Colliery Guard.,” March 15, p. 545. (Debate at Engineers’ Club, Manchester.) Power from Waste and Inferior Fuels. J. Drummond Paton. “Colliery Guard.,” March 22, p. 585; 1 fig. (From paper read before Manchester Geol. and Min. Soc.) Combined Electric Power and Commercial Heating Generating Stations. W. M. Selvey. “ Iron Coal Tr. Rev.,” March 8, p. 250; 1 fig. Capital Charges Considered along with Current Expenses. D. M. Mowat. “ Trans. Min. Inst. Scotld.,” Vol. 40, pt. 3, p. 71. Some Notes on Fuel Economy. A. W. Bennis. “ Cheap Steam,” March, p. 17. (Paper read before Assocn. for the Scientific Developmt. of Industry.) A Liquid Speedometer. W. Alexander. “ JI. S. Afric. Inst. Engin.” Feb., p. 145; 5 figs. (For determining the characteristic equation of centrifugal pumps.) A Department of Mines. “ Min. Mag.,” March, p. 112. Industrial and Scientific Research in Italy. “ Engin.” March 1, p. 179. A National Industrial Research Laboratory. Sir R. Glaze- brook. “ Engin.,” March 3, p. 180. (Lecture before the Hoy al Instn.) Base Metal Couples in Pyrometry. C. M. Walter. “ Iron Coal Tr. Rev.,” March 15, p. 287. (Paper read before Birmingham Sectn. of the Inst. Metals.) Economics of Coal Production, pp. 1-2. Melting Point of Coal Ash. J. T. Dunn. “ JI. Soc. Chem. Ind.,” Jan. 15., p. 15 (T). II.—Education. The Status and Training of Colly. Deputies. J. W. McTrusty. “ Iron Coal Tr. Rev.,” March 8, p. 258. (Paper read before Natl. Assocn. Colly. Mgrs., Yorks. Brch.) Mining Education and Research in Lancashire. W. Pickup. “ Trans. Mchester. Geol.,” vol. 35, pt. 6, p. 177. IV.—Mine Surveying. Deflection Angles and Azimuth. “ Coal Age,” Feb. 16, p. 329; 1 fig. Measuring Horizontal and Sloping Angles with the Mining Goniometer (Medicion de los angulos horizontales y centrales con el goniometro de mina). F. Rived. “ Rev. Min.,” March 8, p. 122; 4 fig. VI.—Working of Minerals. Reclaiming the Culm Pile. G. D. Evans. “ Coal Age,” Feb. 2, p. 244; 3 fig. Anthracite Coal Stripping. T. F. Kennedy. “ Coal Age,” March 2, p. 410; 3 fig. Efficient Division of Work in Coal Mining. R. W. Meyer. “ Coal Age,” Feb. 23, p. 367. The Pen-hsi-Hu Collieries, Manchuria. C. F. Wang. “ Colliery Guard.,” March 8, p. 485. (From paper read before Amer. Inst. Min. Engin.) Electric Control of a Dray Line Excavator. L. W. Nickel. “Coal Age,” Feb. 16, p. 323; 2 fig. Submarine Mining in Eastern Canada. F. W. Gray. Colliery Guard.,” Feb. 22, p. 381. VII.—Boring, Shaft Sinking, and Tunnelling. Rapid Driving of a Short Tunnel. H. L. Hicks. “ Compr. Air Mag.,” Feb., p. 8651 ; 2 fig. (From “Eng. News Record.”) Concrete and Tile Linings for Headings. “ Coal Age,” Feb. 16, p. 317; 4 fig. Blacksmithing at Coal Mines. J. F. Springer. “ Coal Age,” Feb. 16, p. 318; 4 fig. VIII. —Explosives, Blasting. The Testing of Explosives Used in Mines. “ U.S. Bureau Mines Bull. 141 (Year Book for 1916),” p. 32; 11 fig. IX. —Timbering, Packing, etc. Subsidence and Mine Working. A. Winstanley. “ Sc. Art. Min.,” Feb. 23, p. 284; 2 fig. (Paper read before Wigan Min. College Studts. Assocn.) The Use of Concrete for Mine Supports. Prof. G. Knox. “Colliery Guard.,” March 8, p. 481; 13 fig. Fireproofiing Mine Shafts of the Anaconda Copper Mining Company. E. M. Norris. “ Bull. Amer. Inst. Min. Engin.,” March, p. 657; 1 fig. Supporting the Roof in Coal Mines. R. D. Brown. “ Coal Age,” Feb. 23, p. 368, March 2, p. 407; 9 fig. Timber Sawing Machine at Franklin Colliery. “Lehigh Empl. Mag.,” Jan., p. 153; 1 fig. X. —Surface Arrangements. Construction of Water Dams. G. A. Sellers. “ Iron Coal Tr. Rev.,” March 8, p. 256; 2 fig. (Paper read before Natl. Assocn. of Colly. Mgrs., N. Stafford brch.) Efficient Coal Mine Gatehouse. R. M. Magraw. “ Coal Age,” Feb. 9, p. 282; 3 fig. An Up-to-date Power Plant. D. C. Ashmead. “ Colliery Guard.,” Feb. 22, p. 378; 2 fig. (“ Coal Age.”) XI. —Winding and Haulage. Endless Rope Haulage at North Seaton Colliery. “ Iron Coal Tr. Rev.,” Feb. 22, p. 195; 2 fig. Block Signal System for Coal Mines. F. Huskinson. “Coal Age,” Jan. 12, p. 57; 10 figs. Coal Conveyors at Tanfield Lea Colliery. “ Iron Coal Tr. Rev.,” March 15, p. 280; 1 fig. Electricity v. Steam Power at Collieries. R. E. Hobart. “ Colliery Guard.,” March 15, p. 346. (Paper read before Amer. Inst. Min. Engin.) XI I.—Signalling. System of Shaft Signalling. J. Armson. “ Iron Coal Tr. Rev.,” March 22, p. 310; 2 fig. (Paper read before S. Midld. Brch. Natl. Assocn. Colly Mgrs.) Safety Direction and Warning Signal. “ Sc. and Art. Min.,” March 23, p. 322; 9 fig. A Responsive Shaft Signal Device. B. Angwin. “ Col- liery Guard.,” March 15,. p. 538; 1 fig. (Paper read before Instn. Min. and Met.) XI11.—Lighting. Approved Electric Lamps for Miners. H. H. Clark and L. C. Ilsley. “ U.S. Bureau Mines Bull. 131,” 59 pp., 17 plates and 7 fig. Electric Lamps in Non-gaseous Mines. G. H. I»eike. “ Coal Age,” Feb. 2, p. 239. (Paper read before Natl. Safety Council, New York.) XV.—Mine Gases, Testing. The Compressibility of Natural Gas and its Constituents, with Analyses of Natural Gas from 31 Cities in the U.S. G. A. Burrell and I. W. Robertson. “ U.S. Bureau Mines Techn. Pap. 158 ”; 16 pp., 9 fig. XVII.—Explosions. Colliery Explosions and How to Prevent Them. J. Jackson. “ Iron Coal Tr. Rev.,” Feb. 22, p. 199. (Paper read before Natl. Assocn. Colly. Mgrs., Lancs. Brch.) Barograph as a Safety Precaution. “ Lehigh Empl. Mag.,” Jan., p. 153; 2 fig. XIX. —Rescue and Ambulance. Rescue Apparatus. “ Colliery Guard.,” March 1, p. 439. Rescue Apparatus. G. H. B. James. “ Colliery Guard.,” March 22, p. 600. Improvement in the Head-dress of Breathing Apparatus. F. P. Mills. “ Colliery Guard.,” March 8, p. 494. Development of New Type of Oxygen Rescue Apparatus. Van. H. Manning. “ Year Book, U.S. Bureau of Mines Bull. 141,” p. 12; 2 fig. (Gibbs Apparatus.) Smoke Helmets. “ The Fireman,” Feb. 1, p. 92; 4 fig. XX. —Drainage, Pumping, etc. Unusual Method of Drainage. “ Coal Age,” Feb. 2, p. 281; 1 fig. XXL—Preparation. Preparing No. 2 Pocahontas Coal. R. G. Miller. “ Coal Age,” Feb. 9, p. 276; 6 fig. The Drifton Breaker. E. P. Humphrey. “ Bull. Amer. Inst. Min. Engin.,” Feb., p. 199; 2 fig. A New Method of Separating Materials of Different Specific Gravities. T. W. Chance. ' “ Bull. Amer. Inst. Min. Engin.,” Feb., p. 265; 5 fig. XXI I.—Briquettes. The Briquetting of Anthracite. W. P. Frey. “ Coal Age,” Feb. 9, p. 278; 1 fig. (Paper read before Amer. Inst. Min. Engin.) Use of Hot Liquid Pitch in the Making of Briquettes. “ Coal Age,” Jan. 12, p. 60. XXI11.—Coke Ovens and By-Products. Lymn By-product Producer-gas Plant and the Utilisation of Low Grade Fuels. “ Iron and Coal Tr. Rev.,” March 8, p. 248; 2 fig. Intensive Toluol Production. F. E. Lichtenthaeler. “ Met. Chem. Eng.,” Feb. 1, p. 144; 6 fig. Discharging Doors for Sloping Coke Ramps (Doppel- schieber fur schrage Koksrampen). H. Hermanns. “ Gliickauf,” Feb. 2, p. 61; 7 fig. Oxidation of Ammonia to Oxides of Nitrogen for Use in Chamber Plants. W. G. Adam. “ Gas Wld.,” Feb.23, p. 136; 2 fig. The Working of Vertical Retorts. E. Garsed. “ Gas Wld.,” March 16, p. 199. (Paper read before the Yorks. Junr. Gas Assocn.) “Autogas” Gas Producer. “Iron and Coal Tr. Rev.,” March 15, p. 277; 1 fig. The Low Temperature Carbonisation of Coal. J. L. Strevens. “ Chem. Eng. and Min. Rev.,” Jan., p. 99. Zirconia: Its Possibilities in Metallurgy. F. C. A. H. Lantsberry. “Iron Coal Tr. Rev.,” March 22, p. 311. (Paper read before Birmhm. Metallurg. Soc.) Modern Rectangular Coke Oven Plant. D. C. Ashmead, “ Coal Age,” Feb. 23, p. 362; 19 fig. The By-Product Coke Oven and its Products. W. H. Blauvelt. “ Bull. Amer. Inst. Engin.,” March, p. 597; 5 fig. The Manufacture of Silica Bricks. H. Le Chatelier and B. Bogitch. “ Colliery Guard.,” Feb. 22, p. 379. (From Comptes rendus.) Modern Coking Practice. “Colliery Guard.,” Feb. 22, p. 385. Improvements in Apparatus for the Manufacture of Con- centrated Ammonia Liquor and Benzol. W. Greaves. “ Colliery Guard.,” March 1, p. 444. (From paper read before Coke Oven Mgrs. Assocn.) Magnesite and Magnesite Bricks. W. Donald. “ Col- liery Guard.,” March 15, p. 534. (Paper read before Ceramic Soc.) The Manufacture of Silica Bricks. M. Philippon. “Colliery Guard.,” March 8, p. 483. (From “Comptes Rendus.”) XXIV—Fuels, Testing, etc. Ash Influence in the Fuel Value of Small Anthracite Coal. F. G. Philo. “ Coal Age,” March 2, p. 415; 2 fig. A New British Oil Industry. E. H. Cunningham Craig. “ Colliery Guard,” Feb. 22, p. 377. (Paper read before Instn. Petroleum Technologists.) Feb. 22, p. 385. A New British Oil Industry. F. M. Perkin. “ Colliery Guard.,” March 1, p. 432.. (From paper read before Instn. Petroleum Technologists.) A New British Oil Industry. A. G. V. Berry and Dr. A. E. Dunstan. “ Colliery Guard.,” March 8, p. 483. (From paper read before Instn. Petroleum Technologists.) Determination of Moisture in Coke. A. C. Fieldner and W. A. Selvig. “ Colliery Guard.,” March 22, p. 590. (U.S. Bureau Mines Techn. Pap. 148.) Directions for Sampling Coal for Shipment or Delivery. G. S. Pope. “U.S. Bureau Mines Techn. Pap. 133”; 15 pp., 1 plate. Coke Breeze for Steam Raising. “ Power User,” Feb. 1918. p. 348. The Combustion of Liquid Fuel. “ Power User,” Feb. 1918 p. 343. XXV.—Steam Engines and Boilers: Gas Engines. Gas Analyses on Boiler Plants. “ Colliery Guard.,” March 8, p. 494. (From “ Cheap Steam.”) Notes on • Colliery Turbo Plant. L. Fokes. “Colliery Guard.,” March 15, p. 535; 6 fig. The Future of the Gas Engine. G. B. Barham and G. W. Stubbings. “ Cassier’s Eng. Mthly.,” March, p. 208. Powdered Fuel for Steam Raising. “ Times Eng. Suppit.,” Feb. 22, p. 44. Economy in Steam Generation: Automatic Gas Testing. “ Times Eng. Suppit.,” Feb. 22, p. 45; 1 fig. Boilers with Air Heaters. “Eng.,” March 1, p. 228; 5 fig-. Economical Generation of Thermal Power at Coal Mines, III. J. B. C. Kershaw. “Coal Age,” Feb. 9, p. 284; 2 fig. Boiler Test Calculations. “ Cheap Steam,” March, p. 23. Modern Condenser Practice. D. D. Pendleton. “ Prov. Engin. Soc. W. Penn.,” Nov. 1917, p. 523; 33 fig. Suggestions for the Safe Operation of Gasoline Engines in Mines. R. H. Kudlich and E. Higgins. “ U.S. Bureau Mines Tech. Pap. 174”; 19 pp., 3 fig. Gas Engine Indicator Diagrams. “ Gas Wld.,” March 16, p. 8. (Power and Industrial Sectn.) XXVL—Compressed Air. To Fill Pump Air Chambers with High Pressure Air. W. A. McCurdy. “Compr. Air Mag.,” Feb., p. 8657; 1 fig. (From “Eng. Min. JI.”) XXV IL—Electricity. Precooling Ventilating Air for Electric Generators. J. T. Foster. “Compr. Air Mag.,” Feb. p. 8655; 2 fig. (From “El. Wld.”) The Care and Testing of Colliery Cables. A. F. W. Richards. “Iron Coal Tr. Rev.,” March 22, p. 303; 9 fig. (Paper read before Assocn. Min. El. Engin. and Natl. Assocn. Colly. Mgrs.) The Mechanical Design and Specification of the Turbo- Alternator Rotor. S. F. Barclay. “ Iron Coal Tr. Rev.,” March 22, p. 308; 1 fig. (From paper read before Instn. Electr. Engin.) The Storage Battery. “ Coal Age,” Feb. 16, p. 330. Useful Instruments for Colliery Power Plants. H. W. Ravenshaw. “Colliery Guard.,” March 15, p. 533; 9 fig. (Paper read before Midld. Inst. Min. Civ. and Meeh. Engin.) Economy of Electricity over Steam for Power Purposes in and about Mines. R. E. Hobart, “ Bull. Amer. Inst. Min. Engin.,” Feb., p. 213; 4 fig. The Control of Large Amounts of Power. E. B. Wedmore. “ El. Rev.,” March 15, p. 244; 6 fig. (From paper read before Instn. Electr. Engin.) National Electricity Supply. “ El. Rev.,” Feb. 22, p. 171. Efficiency Engineering for Coal Mines. C. H. Elsom. “ Coal Age,” Jan. 12, p. 53. (Paper read before W. Virginia Coal Ming. Inst.) Electrical Energy from Brown Coal. “ Commonwealth Engineer,” Nov. 1, 1917, p. 105; 1 fig. XXVIIL—Surface Transport and Storage. Heating of Coal in Piles. C. M. Young. “ Bull. Amer. Inst. Min. Engin.,” Feb., p. 211. (“ Colliery Guard.,” March 3, p. 494.) Coal Handling Plant at Oran, Algeria. “ Engin.,” March 8, p. 204; 5 fig. The Economy of Small Elevators. “ Cheap Steam,” March, p. 27 ; 2 fig. Mid-Scotland Ship Canal. “ Engin.,” March 1, p. 192. The Greater Use of Canals. “ Ry. Gaz.,” March 15, p. 312. Grabs and Their Application. R. H. A. Coulson. Iron Coal Tr. Rev.,” March 22, p. 313. (Paper read before Cleveland Instn. Engin.) The Canal as a Carrier of Coal. W. W. Wotherspoon. “Coal Age,” March 2, p. 402; 1 fig. Portable Scoop Conveyor. “ Coal Age,” March 2, p. 418; 1 fig- Dry Process of Thawing Coal. S. W. Linn. “ Coal Age,” Feb. 23, p. 368; 2 fig. Mechanical Coal Barge Towing Test. “ Colliery Guard.,” March 1, p. 433. Railway Truck Tipplers. “ Colliery Guard.,” March 8, p. 484; 5 fig. Coaling Plant at a S. African Cement Works. H. Camp- bell. “ Colliery Guard., March 3, p. 486. (From JI. Soc. Afr. Instn. Engin.) Canals and Government Control. “ Colliery Guard.,” March 8, p. 490. New G.N.R. Coal-traffic Locomotive. F. C. Ccleman. “ Colliery Guard.,” March 22, p. 599; 1 fig. XXIX. —Sanitation, Diseases, etc. Final Report on the Ankylostome Inquiry in the Darjeeling District of India. Lt.-Col. Clayton Lane, M.D. “Ind. JI. Med. Res.,” Oct. 1917, p. 350; 24 fig. Precast and Field-Cast Concrete Houses. J. B. Warriner. “Coal Age,” Feb. 2, p. 228; 8 fig. XXX. —Mining Laws, Royalties. Taxation and Rating of Mines. “ Colliery Guard.,” March 1, p. 439. Taxation, Rating, and Valuation of Mines. D. Bowen. “Colliery Guard.,” March 1, p. 434; March 22, p. 591. (From paper read before Surveyors’ Instn.)