LV..... ROBINSON, S. W. LVI.... PAGE 499 503 .....Railroad Economics, or Notes and Observations from the Ohio State Railway Inspection Service ..... 524 .PORTER, C. T... ... . . . . A New Method of Keeping Mechani LVII.. LVIII..... LIX.... .Proceedings, Philadelphia (Vth) ....BAYLES, JAMES C... ... A Tribute to Alexander Lyman Hol .Introductory Remarks and Responses at the Holley Memorial Session... 48 ley...... 1 34 LX..... ...Trowbridge, W. P....Determination of Heating Surface LXI. WEBBER, SAMUEL. required in Ventilating Flues.... 67 .Efficiency of Turbines, as affected by Form of Gate...... 78 LXII .EGLESTON, THOMAS..... The Appointment of an U. S. Government Commission of Tests of Metals and Constructive Materials 80 LXIII...... LXIV. BOND, GEO. M.........A Standard Gauge System...... 122 Description of the Edison Steam ......Note on the Action of a Sample of LXXIII........ TROWBRIDGE, W. P....On a Theorem of Rankine Relating Steam Engine, and on the Condi- tions of Maximum Economy..... 245 .Report of a Trial of Upright Boil- Pumping Station.... Note on the Economy of the Wind- Spring-face for Poppet Valves. LXXX... ...GORRINGE, H. H........Steel Ships and Modifications of Mod- els to Meet the Requirements of LXXXI................. SMITH, OBERLIN ‡...... The Positions of Views upon Me- LXXXIII. .LANZA, GAETANO §.. chanical Drawings.... Feed-water Heater Performance.... .ROBINSON, S. W.......The Strength of Members of .JOHNSON, WILLIAM T..The Fly-wheel....... LXXXIV. Wrought-iron and Steel Bridges. LXXXV.. ..SPERRY, CHARLES...... .Corrosion of the Propeller-shaft of the S. S. City of New York...... Vol. IV. XC.. .Proceedings, New York (VIth) Meet- .SEAMAN, W. K.........The Rail Cambering Arrangement of the Lackawanna Iron & Coal Co. 106 .LANZA, GAETANO...... An account of Certain Tests of the . Belting to connect Shafts which are not Parallel, and do not Intersect 165 .A New Form of Steam Engine Indi- .Difficulties of Road Locomotion; their .The Systematic Preservation of Draw- ROBINSON, S. W. .....Supplement to Thermo-dynamics of the Worthington and other Com- Technical Schools for Artisans.. WHEELER, NORMAN....Launching Ships, Side on. CIII. ..COLIN, ALFRED.. and a Device for getting them off History and Development of Wind- the Anthracite Coal Regions of .THURSTON, R. H.......On a Newly-discovered Variation in the Effect of Prolonged Stress on .WEBBER, S. S. & W. O. A New Form of Balance Dynamom- eter.. .SWEET, JOHN E........ A New Method of Constructing a ........ HORNIG, JULIUS L...... Economy by Subdivision in Installa- .KENT, WILLIAM. .......The Evaporative Power of Bitumi- . COLLINS, C. C ......... Balanced Valves... ..BALDWIN, WILLIAM J.. On Standard Cast-iron Fittings..... 274 .TOWNE, HENRY R......Cranes; a Study of Types and Details 288 .DURFEE, W. F................ ..Mechanism for Manoeuvring Clutch PAGE CXX.. .....COMLY, GEO. N .....Economy in Lubrication of Machinery. 315 CXXI. RAE, T. W. CXXII... CXXIV. WEBB, J. B.. 335 Some of the Mechanism employed in Multiplex Telegraphy....... .SMITH, OBERLIN..... .Spiral Springs.... ...MAYNARD, GEO. W....The Bower-Barff Rustless Iron Process 351 . Reuleaux's Kinematic Models (Abstract)...... 321 367 CXXVII ....... .THURSTON, R. H......Note Relating to Water-hammer in CXXVIII.........HENNING, G. C........Notes on Steel. 410 Vol. V. CXXIX... Proceedings, New York (VIIIth) 1 CXXX.. CXXXI. CXXXII. .ROBINSON, A. WELLS..Motion Curves of Cut-off Valves.... 34 .TABOR, HARRIS. .A New Valve Motion... .Compression as a Method of Governing 41 48 CXXXIII ......THURSTON, R. H. .Pressure Obtainable by the Use of the Drop Press.. CXXXIV ... HOADLEY, J. C.......................A Tilting Water Meter for Pur CXXXV.......ORDWAY, JOHN M...... CXXXVI....... poses of Experiment............ 63 Experiments upon Non-conducting Coverings for Steam Pipes, with Introduction by C. J. H. Woodbury...... PICKERING, THOMAS R. American Machinery at International CXXXVII......DURFEE, W. F. Exhibitions.. .A Power Crane... 73 113 131 A Machine for Testing the Physical .Machine-shop Algebra..... A New Theory of the Turbine. .Proceedings, Pittsburgh Meeting.... (IX:h) 157 CXLVII.. CLI... PAGE ...Rules for Conducting Boiler Tests.. 260 EMERY, CHARLES E... .Estimates for Steam Users......... 282 LE VAN, W. B................. .New York to Chicago in 17 Hours.. 301 .. BARRUS, GEORGE H....Comparison of Three Modern Types .Appendix, Report on Natural Gas.. 340 Vol. VI. CLII... CLIII. .SWEET, JOHN E. ing..... ..An Account of the Experimental Steel Works at Wyandotte, Michi- gan... .The Original Bessemer Steel Plant .HALSEY, FREDERIC A.. A New Rock Drill... A Novel Hammer-head and Die.... Table of Sizes of Chimneys.... 94 cating Oils...... ..... CLXIV........ORDWAY, JOHN M..... .Non-conducting Coverings for Steam THURSTON, ROBERT H. Steam Boilers as Magazines of Ex- plosive Energy. CLXVI........BERGNER, THEODORE.. Recent Improvements in Drawing 199 CLXX.. .....COGGIN, FREDERICK G. Notes on the Steam Stamp. CLXXII .HUGO, T. W... .... ...Belts as Grain Conveyors.. ..THOMPSON, ERWIN W..The Manufacture of Cotton-seed Oil. 415 THURSTON, ROBERT H.. On the Theory of the Finance of Lu- |