VIII 



THE INDIA RUBBER WORLD 



Swrden — Rubber Slalistics 791 



Syntliclic Rubber (Albrrt Ntuburger) 660 



... _ . . . 26 



Syringa \*ulcanine. 



797 

 932 



•87 



Organic Accelerator. . . 

 T 



Tariff Bill, the Fordney (Editorial) 



Notes, Foreign 370, 612, 693, 774, 853, 



Templin, E. W. — 



What .Motor Trucks Need to Supplement 



Pneumalic-Tire Equipment 



Ten Years' Experience with Aging Tests 

 OyHliam C. Gter and Waiter W. Evans- 

 Plan, Graphs)'887 



Tennis Balls Canned for Export 560 



Tents, Rubber, in Tree Fumigation '555 



Terms and Words Used in the Rubber In- 

 dustry, A Glossary of {Hi-nry C. Pearson), 



235. 325, ■!04, 481, 561, 723, 882 

 Test, Elasticity, for Soft Rubber Goods 



(.Alfred Sehob)'l88 



Testing Materials, .Xmcrican Society for 737 



Tests, .Aging, Ten Years' Experience with 



{Hilliam C. Geer and IV alter W. £taiM)*887 



Tctralin 369 



Thermoid Rubber Company, History of The.. '194 

 Thomas. F.. and D. F. Twiss— 



The Relative -Xclivity of Various Allotropic 

 Forms of Sulphur Towards Caoutchouc. 579 



Thornton. .\. U (Por(rai()*321 



Three Dollar Rubber Come Again? — Will 



(Editorial) 234 



T1NCI.EY, Richard Hoadley — 



An Analysis of the Preliminary Summary of 



the Manufactures of Rubber Goods 



(Charts, Craph)'809 

 Crude Rubber is Milled and Marketed in 



Malaya, How *406 



Economics tf Truckportatir.n • 3 



Malaya Cannot Understand America's Posi- 

 tion 457 



Progress of the Malayan Rubber Restriction 



Movement 725 



The Rubber Surplus and Its Relation to 



Future Tire Production (Graphs)'\%& 



A Ten-Year Financial Survey of the Rubber 



Industry (Graphs) '333 



Tire — See also Designs, Machinery Patents, 

 Machines, and New Goods. 



"Autocrat" *757 



Blowout Patches "909 



"Black Hawk Chief" Cord '833 



Buffing Cone or Finishing Drum *656 



Slachine 178 



Builder, Improved 256 



Building Core *825 



.Machine *906 



British *499 



Stand, Giant Truck *432 



Bundling Paper, Testing Machine For *906 



Calenders, Standard ]|746 



Casing Machine *748 



Casings, Kokomo "Everlaster Twin-Grip".. 709 



Changer *827 



Conveyor *433 



Cord. "Black Hawk ChieP" *833 



Fabric Impregnator * 106 



Core, "Triangle;' *438 



Crane, Pneumatic 31 



Cutter ;i06 



Cutting Machine .*667 



Designs, Canadian, "Guard" and "Tourmg *262 



Dual Tread Cord *262 



Eno "Exso" *36 



"Fabri-Cord," Terrell *I84 



Fabric Machine, Cord *747 



Fabric Manufacture, A Brief Analysis Of..*814 

 Fabrics, Planning of a Cotton Mill for 



(C. Joseph i\ord—Plans)'7S0 



Factory Repair School '848 



Filler, "Alastic" *345 



Flaps, Manufacture Of *243 



French Disapprove Straight-Side 608 



8 age and Dust Cap Combined, "Test-0-Cap"*833 

 autier Armored 756 



Globe "Herringbone" '588 



Grinding Machine *826 



"Guard" and "Touring," V. D. L 262 



"Holyoke," New F.ngland *757 



"Hydro-United," Toronized *505 



Industry, Rubber, American vs. European 



Practice in (Albert H. Myers)^689 



Inspection Machine 826 



Knox *757 



"Lancaster" Cord 262 



Making and Rubber Manufacture, Brushes 



in . '836 



Mold Conveyor *107 



Molds, Lubricating 749 



"National Airless" *183 



Opener *255 



Pneumatic. Babv Cab *757 



Cord Truck ' '260 



Determining Factors for the Life of a 



(IVilliam G. Kelson) 806 

 Equipment, What Motor Trucks Need to 



Supplement (E. IV. Temflin) *85 



and Motor-Truck Development Experiences 



(M. S. Scott) 87 

 for Motor Trucks, Why Use 



(IV. E, Shively) 83 

 and Rims Used on Trucks, Data on 



(Burgess Darrow) "84 



Giant, Repairing (Roy R. Reid)'MZ 



Truck-Tire Repair Vulcanizers *651 



vs. Solid Truck, Discussion 88 



Dynamic Balance and Construction of 



(iVilliam Roberts)'8\\ 



Press, Hydraulic *825 



Price Reductions 678 



Prices Reduced 176 



•Illustrated. 



Production In Tlie United States •728 



Protector, "Jon-Con" '346 



Puncture Plug, "No-C-Menl" '35 



"Quaker" Cord '437 



Ribbed Cord '586 



"T. T. T. Fabric and Cord" 586 



Removing .Apparatus, Pneumatic 180 



Repair Fabric Kniie *500 



Outfit, "Han-De Pach" 393 



.Steam-Bag, "Perpetual" '366 



V'ulcanizers '340, 905 



Truck ^651 



"Repairing, Complete Guide to" 



(Book Review) 128 



"Ribbed" and "Roughshod" Wayne '110 



Rims. Demountable, of New Design '421 



Sample Cutting Machine *106 



"Savage," Spreckcls '757 



Shaping Machine •584 



Skiving Machine •668 



Spreader, Adjustable ^ ^905 



Spreader, New '583 



Spreading Machine •827 



Star .•75/ 



Statistics, .Accurate, Imperative (Editorial) 233 



Tool, ".Marquette" •345 



Toronized, "Hydro-United" •SOS 



Tread Designs, Pneumatic ^862 



Staggered Block ^832 



Making Machine ^434 



Trimming Machine, Bicycle *432 



Truck Cord, Pneumatic, "General" ^260 



Tube, British, "Pressurelastic" *438 



Corrugated, "NoCeem" *261 



Deflator *343 



Molding and Vulcanizing Apparatus * 32 



Packed in The "Efficient" Box 110 



Polishing and Finishing Machine '906 



"Punctureless. .Airless" *109 



"Rubber Ace" *588 



"Self-Sealing" 672 



Splicing Brush *258 



Steam Splicer ^498 



Tirometer for ^437 



Wrapping Machine *826 



Tubing Machine, English *433 



\'alues \'astly Increased (Editorial) 234 



Valve Caps Boxed in Sets 262 



Kit Box, Schrader ^910 



Vulcanizer and Retreader *340 



Continuous '258 



"Exso" *257 



Truck ^747 



Wayne "Ribbed" and "Roughshod" •IIO 



Wholesole, Eno "Exso" '36 



Wrapping Machine *178, *90S 



Tires — See also Designs, Machinery Patents, 



Machines, New Goods, and Patents. 

 Tires, Automobile, Consumption of, in 1920.. 410 

 British Motor, Post War Development in 



(Mark Meredith) 207 



Curing, in Melted Metal Molds *^5^ 



Foreign Import Duties On Rubber 575 



Fortv-Three Million (Editorial) 475 



From The Coast. Cord ^757 



Middle West *110 



Giant, Air Compressor for _. . '340 



Pneumatic. Repairing (Roy Reid)*A22 



Lighter Cars and Small (Editorial) 7b 



Mason, Record of _. ... ..*362 



More, and Lighter Cars (Editorial) 395 



Not A Luxury (Editorial) 633 



Over Eighty Million (Editorial) 75 



Pneumatic. Criticised ._ •250 



Rubber, Vulcanizing, By Electricity....... ISO 



Small, Lighter Cars and (Editorial) 76 



Truck and Road Damage (Graph.'i)'6SS 



and Tr'-ckportation (Editorial) 1 



Tubes and Belting, Processing 688 



Mechanical Goods, Clothing, Etc., Ocean 



Rates from New York 781, 863. 955 



ToMLiNSON. Malcolm C. W. — ^756 



Industrial Engineering in Rubber Factories. 165 



Toron Patents and Products ^26 



Trade, .\nierican Rubber, News. Notes and 



Personals ..39, 117, 189, 271, 351, 441, 513, 591. 



677, 759, 837, 917 



Marks.. 61, 135, 217, 295, 376. 460. 536. 616, 



697, 778, 859, 940 



Opportunities and Inquiries.. 37. 129. 186, 297. 



366, 416, 508, 607, 674. 753, 835, 916 



Publications, New.. 38, 128, 188. 267. 349, 440. 



506, 605. 662. 736. 834 



Tests. The Scientific Measurement of Trade 



Proficiency (Book Rcz'ieto) 834 



Transmission, Fluid Heat 



(Ale.vander B. McKcchnic)*162 

 Transportation, Railroad, Importance of Rub- 

 ber in "113 



"Treado" to Repair Rubber Goods 2.50 



Treasury Decisions 606, 676 



Tree Fumigation, Rubber Tents in "555 



Trinidad. .A Tropical College for.. (Editorial) 76 

 "Truck Tires and Road Damage 



(Diagrams, Graphs)*65S 

 Pneumatic, and Tire Equipment, Develop- 

 ment of ^83 



Truckportation and Truck Tires. .. (Editorio/) 1 

 Economics of. The 



(Richard Hoadley Tingley) 'i 

 Trucks, Motor, Pneumatic Tires and Rims 



Used on. Data on (Burgess Darrow) *84 



What "Thty Need to Supplement Pneumatic- 

 Tire Equipment (E. W. Templin) '86 



Why Use Pneumatic Tires for? 



(W. E. Shively) 83 



Tube Splicing, English Method of *I12 



Tubular Fabrics, Circular Looms for Weaving.*902 

 "TtJTTLE, John B. — 



Action of Heat and Light on Vulcanized 



Rubber 495 



Interpretation of Rubber Analyses, The.. 430 



Variability of Crude Rubber, The 818 



(Portrait and Sketch) 273 



Twiss, D. F.— 



Caoutchouc Considered as a Colloid 429 



Twiss, D. F., and C. W. Howsok — 



Acceleration of Vulcanization... (Graphs)*2^\ 

 Twiss, D. F., and F. Thomas— 



The Relative Activity of Various Allotropic 

 Forms of Sulphur Towards Caoutchouc. 579 



U 



Ubhling, F. F. — 

 Controlling Chimney Losses to Save Fuel 



{£)iogrom)^247 



Uganda, Rubber Industry in 215 



United Kingdom Rubber Statistics. .69, 226, 307, 



388, 470, 547, 625, 709, 789, 872, 950 



States Crude Rubber Arrivals.. 64, 139, 221, 



300, 385, 463, 542, 621, 703, 784, 866, 944 



Custom House Statistics.. 66, 140. 222, 301, 



386, 465, 544, 623, 704, 788, 870, 948 



Import Duties on Rubber Goods 332 



Long-Staple Cotton Production 570 



Rubber Company, Annual Report of 589 



Statistics.. 68. 70, 142, 144, 147. 224, 303 



381, 386, 467, 546, 626, 705, 787, 868, 946 



Tire Production in The '728 



Variability of Crude Rubber, The 



(John B. Tutlle) 818 

 \'arnishes, Dry Heat, and Their Manufacture. *167 

 Venable, Charles S., and Tvi.er Fowa — 

 Solubility of Gases in Rubber as Affecting 



Their Permeability 657 



Viles, A. L (Por(rai()^321 



\iscosity of Rubber, The... (A. M. Munroe)'l69 



Solutions 104 



Volume, Profit Rather Than (Editorial) 716 



Vulcanization, Acceleration of 



(D. F. Twiss and C. W. Howson — Graphs)''2S\ 



Accelerator Patents 780 



Depolymerization and 370 



Motorist's Handbook On.... (Book Review) 188 



Peachey Process 7, 52, 128, 408, 849 



Uemonstraticn Plant 771,*850 



Priority Questioned 409 



Reactions of Accelerators During. 572 



of Rubber, Action of Certain Organic Ac- 

 celerators in the 572, 664, 744 



Theory of Acceleration in 174 



True Coefficient < f, in Vulcanized Rubber, 

 The Determination of True Free Sulphur 



and the (IV. J. Kelly) 175 



Water, The Advantages of 



(Arthur E. Friswcll) 662 



Vulcanized Plantation Rubber, Aging of 338 



Vulcanized Rubber, Determination of True 

 Free Sulphur and the True Coefficient of 



Vulcanization in. The (IV. J. Kelly) 175 



Articles, Some Microsections Cut From....^244 

 Effect of Certain Accelerators Upon the 



Properties of. The— II (Charts) 



(C. D. Krat: and A. H. Flower) '95 



Energy (W. B. If ifgand)^425,^491 



Preservation of. The 103 



Vulcanizers, See Machines, Mill Appliances 

 and Devices 



Vulcanizing, Apparatus. Safety With 674 



of Rubber, The Relative Accelerating Action 

 of Different Compounds of Lead in the 



(/. M. Grove) 663 

 Steam Requirements for 



(IVaitcr J. Bitterlich).. (Chart) '22 

 "Vulcazol," Accelerator 253 



W 



Wage Propaganda, High (Editorial) 154 



Waldo, E. M (Portrait and Sketch) 679 



War Department Specifications for Mechanical 



Rubber Goods— IV 264 



Waste Material Dealers, National Association 



of ^517 



Water Vulcanization, The Advantages of 



(Arthur E. Friswell) 662 



Weaver Wheel Alinement Indicator ^204 



West Indies. British. Rubber Situation in.... 694 



Whale Inflation Hose •676 



Wheel .Alinement Indicator. Weaver *204 



Double Disk, with Firestone Tire Rim *438 



Whiskey, Rubber and (Editorial) 234 



Whitby. Ur. (i. .Stafford — 



Caoutchouc Molecule, The 659 



WnJTBV. (_i. Stafford, and I. Dolid — 



Contribution to the Knowledge of the Resins 



of Hevea Rubber 657 



Whitby, G. Stafford, and O. J. Walker — 



Influence of Piperidine-Piperidyl-Dithiocar- 

 bamate on Vulcanization 657 



U'llITFUEAD, H. R. — 



Brief Analysis of Tire Fabric Manufacture, 



A •SM 



WiEGAND, William B. — 



Some Aspects of the Stress-Strain Curve 



(Graphs) •IS 

 Vulcanized Rubber Energy 



(Diagrams. Graphs)'425,'A91 



(Portrait and Skclch)'688 



Wildman Rubber Company, Model Plant of the^283 



Wilmer, Edward G (Portrait and Sketch)'76S 



Wilson. Fred J (Portrait and Sketch)*597 



Women Rubber Workers, Effect of Limited 



Hours for 908 



Words and Terms Used in the Rubber In- 

 dustry. A Glossary of 

 (Ilenrv C. Pearson) . .235, 325, 404, 481, 561, 723 



Work, B. G (Por(raiQ«361 



Workmen. Selecting. By Psychiatry (Editorial) 554 

 Wyler, W. a.— 



Technical Analysis of Lithopone 29 



"XLO" Accelerator 740 



Yarns and Fabrics, Measurement of Crimp in 

 (A. N. Gadsby and E. D. Walen — Diagram) \t 



