200 



THE INDIA RUBBER WORLD 



New Incorporations 



\'ol. 61 DECEMBER 1. 1919. 



TABLE OF CONTENTS. 



Editorials: 



Salvaging Rubber from the Deep 



Japanese Rubber Ambitions 



German Synthetic Asphalt. 



Industrial Training and Apprenticeship. 

 Fads in Industry 



Rubber — The One Normal Commodity. 



By Henry C. Pearson — Portrait 



The Effect of Organic Accelerators on the Vulcaniza- 

 tion Coefficient By D. V. Cranor— Charts 



Some Methods of Testing the Hardness of Vulcan- 

 ized Rubber....... By II. P. ( nirney— Illustratecl 



The Runge Solution Process for Rubber Reclaiming. 



Special Correspondence 



Giant Cord Tires for Motor Trucks- .... .Illustrated 



Peace Problems and Progress 



Rubber Factory Foremanship By j. W. Cary 



Long-Staple American-Egyptian Cotton. . Illustrated 



Interesting Letters from Our Readers. ■ 



Chemistry: 



What the Rubber Chemists Are Doing. . . 



.Studies in X'ulcauizatiou. 



Chemical Patents 



Laboratory Apparatus . . llhistrated 



Machines and Appliances Illustrated 



"Herrint'lione" Ri'ducing Gear Drives. Hydraulic 

 Bicycle Tire Press. Solid Wooden Shells. A 

 Xovel Factory Signal. Electric Space Heaters. 

 Circular Mandrels for Curing Inner Tubes. 



Machinery Patents .Illustrated 



Machine for Applying Rubber Cement. Otlier 

 Machinery Patents. 



Process Patents 



Pages 

 133 

 133-134 

 134 

 134 

 134 



135-136 



137-140 



140-141 



141-142 



143-144 



144 



145-146 



147 



148 



149-150 



150-151 

 151 



Newr Goods and Specialties Illustrated 



Tlie "Ilold-Mo-I'"one." "Fle-x-niet" Tubing. A 

 ."shoe for Work-People. "Repairo" Self-Vulcan- 

 izing Patch. "Du.xrane" tor Automobile Tops. 

 "Eagle" Puncture-Proof Tire. The "Mever- 

 Loosen" Heel. Plaid Traveling Case. Purse- 

 Like Tobacco Container. Automatic Barrel 

 Filler. Radio Head Set for .'\iqDlanes. A Rap- 

 son Non-slip I'npuncturable Tire. "Jiffy" for 

 Golf Balls. "The "Hydromatic" Drain-Pipe 

 Flusher. "JiflEy" Baby Pants. Pneumatic Meta- 

 tarsal .Arch Support. The "Pastime" Outing 

 Balmoral. .'Vutomobile Mats. The ".\ntiglare" 

 for .Vutomobiles. "Diamond Grip" Heel. 



Los Angeles Challenges Akron— By F. N. Shorey — 

 Illustrated 



154 

 155-157 



Practical Hints on Retreading. 

 Splicing Balata Belting 

 Pilot Balloons 



By A. B. Zwebell 



Illustrated 



• ■ Illustrated 



158-159 



159-160 



160 



160-161 



Editor's Book Table 



"Determination of Permeability of Balloon I'ab- 

 rics." "The Industrial Republic."' "Extrait du 



Bulletin de la Societe 

 "Direct Determination 

 Nitrosite Method." 



Industrielle de Re 

 )f India Rubber b 



New Trade Publications 



No 3 JufJicial Decisions 



Cary. G. E. 



166 

 164-165 

 165-166 



Obituary Record 



W. S. Ailing (portrait). 



Putnam. 



Inquiries and Trade Opportunities 



The Rubber Association of America — Activities of. 

 Standardizing Checks, Vouchers and Invoices., . . 



American Rubber Trade — News Notes and Personals 167-169 



I'inancial Notes 167 



167 

 168 

 172 

 172 

 173 

 174 



Dividends 



Harlan A. DePew Portrait and Sketch 



S. L. Warner Portrait and Sketch 



A. L. Pardee Portrait and Sketch 



C. E. Reiss Portrait and Sketch 



F. E. Partridge Portrait and Sketch 



Domestic Correspondence: 



Ohio By Our Correspondent — Illustrated 173 



Mid-Western Notes • 173 



Canadian Notes 174 



Pacific Coast Notes ..... .By Our Correspondent 174 



Massachusetts By Our Correspondent 175-176 



Rhode Island By Our Correspondent — Illustrated 176 



New Jersey By Our Correspondent 176-177 



Eastern Notes 177-178 



Foreign Rubber Notes: 



Great Britain ............ By Our Correspondent 179 



Rubber Sponge Manufacture in France and Amer- 



German Rubber Market . . . 

 Miscellaneous Foreign Note 

 Rubber Trade in Australia. 

 Foreign Customs Changes . 



Planting: 



Congo Rubber a Big Asset of Belgium. 



By S. P. Vcrner— J 



Patents Relating to Rubber 



L'nited States. Canada. United Kingdc 

 Zealand. Australia. Germany. France 



Trade-Marks 



United States. Canada. New Zealand. 

 .\ustralia. 



Designs 



United StE 



tes. Canada. 



Markets: 



Crude Rubber 



Higliest and Lowest Prices 



Batavia Rubber Market 



Singapore Rubber Auctions 



Reclaimed Rubber 



Rubber Scrap 



Cotton and Other Fabrics 



Chemicals and Ingredients 



Statistics : 



Antwerp Rubber Arrivals 



Brazil, Exports from Manaos 



Canada, Statistics for August 



Ceylon Imports and Exports 



Federated Malay States Rubber Exports 



Italy, Statistics for Four Months ending April.. 



Java Rubber Exports 



"Straits Settlements Rubber Exports 



United King,dom Statistics for September 



United States: 



Crude Rubber Arrivals at Atlantic and Pacific 

 Ports as Stated by Ships' Manifests 



Statistics for July, August and September.... 



Exports During August.. 1919 (By Countries). 



Imports by Months for 1919 



188 

 188 

 189 

 189 

 188 

 196 

 196-197 

 197-199 



189 

 189 

 195 

 189 

 189 

 195-196 

 189 

 189 

 195 



190-192 

 192 

 194 

 195 



