232 



THE INDIA RUBBER WORLD 



December 1, 1920 



^%?J^ 



Vol. 63 



DECEMBER 1. 1920 



No. 3 



TABLE or CONTENTS. 



Editorials: Pages 



An International Rubber Association 153 



When Rubber Grows Old ■ • 153 



Are We Overindustrialized? 153-154 



Collective Responsibility 154 



High Wage Propaganda. 154 



The British Rubber Industry 154 



Minor Editorials 154 



'Cost Accounting in the Rubber Industry. By Ferd 



G. Kirby Diagram 155-157 



The Rubber Surplus and Its Relation to Future Tire 

 Production. By Richard Hoadley Tingley. 



Graphs 158-161 



Fluid Heat Transmission. By Alexander B. McKech- 



nie Illustrated 162-163 



Rubber Shoe Designing and Pattern Making. By 



Robert C. Kelley, A. B Illustrated 164-165 



Industrial Engineering in Rubber Factories. By Mal- 

 colm C. W. Tomlinson 165-166 



Dry Heat Varnishes and Their Manufacture. 



Illustrated 167-168 



The Viscosity of Rubber. By A. M. Munro. 



Illustrated 169-170 



Chemistry: 



What the Rubber Chemists Are Doing 171-172 



Chemical Patents 172-173 



Laboratory Apparatus Illustrated 173 



Theory of Acceleration in Vulcanization 174-175 



The Determination of True Free Sulphur and the 

 True Coefficient of Vulcanization in Vulcanized 

 Rubber. By W. J. Kelly 175-176 



Tire Prices Reduced 176 



Machines and Appliances Illustrated 177-180 



Safety Device for Toggle Presses. Machine for 

 Sifting Compounding Materials. Grinding Mill 

 for Rubber Manufacturers. Tire Roughing and 

 Buffing Machine. The New Pierce Tire Wrapping 

 Machine. Yarway Holtite Pipe Clamp. Gasoline 

 Operated Tractor for Rubber Factories. Machine 

 for Lacing Belts. Single Roller Feed Forcing 

 Machine. Dogwood Die Blocks for Rubber Fac- 

 tories. 



Machinery Patents ^ Illustrated 180-181 



Pneumatic Tire Removing Apparatus. Vulcaniz- 

 ing Tires by Electricity. Machine for Cutting 

 Rings and Washers from Tubing. Producing a 

 Hollow Rubber Biscuit. Other Machinery Patents. 



Process Patents 181 



New Goods and Specialties Illustrated 182-184 



Vcntriloquial Head with Rubber Face. The 

 "Dustite" Respirator. Rubber Feet Prevent Marr- 

 ing. A Reinflatable Tennis Ball. "Superfix" Rub- 

 ber Mend. A Clear- Voice Telephone Attachment. 

 Rubber Dress .Accessories. A Step Towards 

 Safety. A Time and Temper Saver. The "Na- 

 tional Airless" Tire. The Oblong Rubber Button 

 for Garters. Fountain Stencil Brush. Parallel 

 Suspension Wheel. A Self-Filling Fountain Pen. 

 Elastic Arch Brace. A Fabric and Cord Tire. 

 The "Cuddle-Up" Hot-Water Doll. 



The Rubber Association of America — Activities of... 185-186 



Inquiries and Trade Opportunities. .................. 186 



Interesting Letters from Our Readers 186 



Obituary Record. ■ ■ 187 



Frank B. Henderson fPortrait). Elvin Lourine 

 McGrew (Portrait). Commodore E. C. Benedict. 

 J. D. Raw. 



Pages 



The Editor's Book Table 187-188 



"I'lantatioii Kubljcr and the Testing of Rubber." 

 "I'ersonnel .Administration, Its Principles and 

 Practice." '■The Motorist's Handbook on Vulcani- 

 zation.' "Rubber l^lanting." 



New Trade Publications 188 



Elasticity Test for Soft Rubber Goods. By .Alfred 



Soluili Illustrated 188 



American Rubber Trade — News Notes and Personals. 189 



Dividends 189 



Financial Notes 189 



Rubber Stock Quotations 189 



New Incorporations 190 



New Home of S. Birkenstein & Son, Inc. 



Illustrated 192 



East and South By Our Correspondent 193 



History of the Thermoid Rubber Co. . .Illustrated 194 



New J ersey By Our Correspondent 194-195 



Massachusetts •■ By Our Correspondent 195-197 



Frederick H. Jones Portrait and Sketch 197 



Rhode Island By Our Correspondent 197 



Goodrich Honors 20-year Service Men.. . Portraits 198 



Ohio By Our Correspondent 199-200 



Mid-West By Our Correspondent 201-202 



Pacific Coast By Our Correspondent 202-203 



Ralph W. Ashcroft Portrait and Sketch 203 



Canadian Notes 203 



The Weaver Wheel Alinement Indicator. . .Illustrated 204 



The Air Bag Problem 204 



Foreign Rubber News: 



Great Britain By Our Correspondent 205-206 



Fifth International Rubber Exhibition 206-207 



Post War Development in British Motor Tires. 



By Mark Meredith 207 



The Rubber Trade in Europe 207 



Rubber Imports and Exports of France 208 



The Rubber Trade in Austria and Germany. 



By a Special Correspondent 209 



Some European Rubber Markets 209-211 



The Rubber Industry in Brazil. 



By a Special Correspondent 211-212 

 Some Latin American Rubber Markets 212-213 



Planting: 



Rubber Trade in the Far East. 



By a Special Correspondent 213-215 



The Rubber Industry in Uganda 215 



Curtailment of Rubber Production Progresses... 215 



Balata Production in Dutch Guiana Declining.... 215 



Patents Relating to Rubber 216-217 



United States. Canada. United Kingdom. Ger- 

 many. 



Trade Marks 217-218 



United States. United Kingdom. Canada. 



Designs 218 



United States. Canada. Germany. 



Markets: 



Crude Rubber 219 



Highest and Lowest New York Prices 220 



Amsterdam Rubber Market 220 



Antwerp Rubber Market 220 



Singapore Rubber Market 220 



Reclaimed Rubber 219-220 



Rubber Scrap 228 



Cotton and Other Fabrics 228-230 



Chemicals and Other Ingredients 230-232 



Statistics: 



Antwerp Rubber Arrivals 222 



Canada, Statistics for, July, 1920 225 



Ceylon Rubber Exports 220 



Federated Malay States Rubber Exports 220 



Italy, Statistics for, March and April, 1920 227-228 



Java Rubber E.xports 221 



Malaya Rubber Exports 220 



Penang Rubber Exports 220 



Straits Settlements Rubber Exports 220 



United Kingdom, August and September, 1920... 226-227 

 United States: 



Crude Rubber Arrivals at Atlantic and Pacific 



Ports as Stated by Ships' Manifests 221-222 



Custom House Statistics 222-223 



Exports of India Rublicr Manufactures During 



September, 1920 (By Countries) ..r 224-225 



Imports by Months for 1920 226 



StatisHcs for August, 1920 225 



