152 



THE INDIA RUBBER WORLD 



November 1, 1920 



Vol. 63 



NOVEMBER 1. 1920 



No. 2 



TABLE OF CONTENTS. 



Editorials: Pages 



The Next Rubber Exhibition 75 



Over Eighty Million Tires 75 



British Export Efficiency • ■ 75-76 



A Tropical College for Trinidad.... 76 



Lighter Cars and Small Tires 76 



Not Hevea Only . . ■ • 76 



Factory Organs • • 76 



Minor Editorial • • . . 76 



India Rubber in the Oil Industry: Illustrated 77-79 



The Manufacture of Rubber Plasters Illustrated 80-82 



Moving Pictures of Business Records 82 



The Development of Pneumatic Truck Tires and Tire 

 Equipment: 



Why Use Pneumatic Tires for Motor Trucks? By 



\V. E. Shively 83-84 



Data on Pneumatic Tires and Rims Used on 



Trucks. By Burgess Darrow Illustrated 84-85 



What Motor Trucks Need to Supplement Pneu- 

 matic Tire Equipment. By E. \V. Teniplin. 



Illustrated 85-87 



Pneumatic Tire and Motor Truck Development 



Experiences. By M. D. Scott 87-88 



Points from the Discussion of Pneumatic vs. Solid 



Truck Tires 88-89 



The New York Electrical Showr . 89 



Safety and Sanitation for Rubber Mills and Calenders. 



By C. B. Mitchella Illustrated 90-95 



The Effect of Certain Accelerators Upon the Proper- 

 ties of Vulcanized Rubber — II. By G. D. Kratz 

 and A. H. Flower Charts 95-97 



The Effect of Compounding Ingredients on the Physi- 

 cal Properties of Rubber. 



By C. Olin North. Charts 98-102 



Chemistry: 



What the Rubber Chemists Are Doing. 103-104 



Laboratory Apparatus Illustrated 104-105 



Chemical Patents ■ 105 



Interesting Letters from Our Readers 105 



Ciutta I'erclia in the Philippines. 



Machines and Appliances Illustrated 106-107 



Machine for Impregnating Cord Tire Fabric. 

 Rubber Heel .\ttaching Machines. Machine for 

 Cutting Sample Tire Sections. Burt Ventilators 

 for Rubber Factories. Machine for Cutting Hard 

 Rubber Combs. 



Machinery Patents Illustrated 107-108 



Tire Mold Conveying System. Otlicr Machinery 

 Patents. 



Process Patents 108 



New Goods and Specialties Illustrated 109-111 



Football Shoulder Protector. Better Shoes for 

 Better Feet. Instead of an Umbrella. A Good 

 Looking Golf Shoe. A Punctureless Inner Tube. 

 Fishwife's Rubber Apron. Rubber Acid Con- 

 tainer. New Protective Garments. A Safety Ap- 

 pliance for Your Car. Some Tires from the Mid- 



New Goods and Specialties — Continued. Pages 



die West. Perfectly Packed Tubes in the "Effi- 

 cient" Box. A New Disk Wheel. .\ Four-Season 

 Top. Rubber Ink Roll in the Addresserpress. 

 Popular Rubber Heel. Two "Naugahyde" Special- 

 ties. 



English Method of Tube Splicing Illustrated 112-113 



Importance of Rubber in Modern Railroad Transpor- 

 tation • • . . .Illustrated 113-114 



Rubber in the Manufacture of Dynamite. Illustrated 114-115 



The Rubber Association of America — Activities of... 116 



Division Committee Meetings. The Inquiry Re- 

 garding Price Guaranty. Statistics Compiled from 

 Questionnaires Nos. 101 and 102, Covering the 

 Year 1919. 



American Rubber Trade — News Notes and Personals 117-127 



Dividends 117 



F'inancial Notes .117-118 



Rubber Stock Quotations 118 



New Incorporations 118 



Why Dunlop Went to Buffalo Illustrated 118-119 



Sterling Again Wins R.I.A.L. Pennant. Illustrated 119 



East and South By Our Correspondent 120 



New Jersey By Our Correspondent 120-121 



Massachusetts By Our Correspondent 121-122 



Rhode Island By Our Correspondent 122-123 



Ohio By Our Correspondent 123-125 



Mid-West By Our Correspondent 125-126 



Pacific Coast By Our Correspondent 126-127 



Canadian Notes 



127 



The Editor's Book Table 128 



"The Complete Guide to Tyre Repairing." "Chem- 

 ical Engineering Catalog, 1920." 



New Trade Publications 128-129 



The Obituary Record •. 129 



Elisha S. Williams (Portrait). A. Stein. 



Inquiries and Trade Opportunities 129-130 



Foreign Rubber News: 



Great Britain By Our Correspondent 131-132 



A British View of the Rubber Situation 132 



Germany By Special Correspondent 132-133 



Patents Relating to Rubber 134-135 



United States. Canada. United Kingdom. Ger- 

 many. 



Trade Marks 



United States. 



United Kingdom. Canada. 



.135-136 



Designs Illustrated 136 



United States. Canada. Germany. 



Markets: 



Crude Rubber 



Highest and Lowest New York Prices. 



Amsterdam Rubber Market 



Singapore Rubber Market 



Reclaimed Rubber 



Rubber Scrap 



138 



139 

 139 

 139 

 138 

 148 



Cotton and Other Fabrics 148-150 



Chemicals and Other Ingredients 150-151 



Statistics: 



.\ntwerp Rubber Arrivals 140 



Brazil, Exports from Manaos, During August, 1920 141 



Canada, Statistics for, June, 1920 147 



Ceylon Rubber Exports 138 



Federated Malay States Rubber Exports 138 



Java Rulibcr Exports 138 



Malaya Rubber Exports 138 



Penang Rubber Exports 138 



Straits Settlements Rubber Exports 138 



United States: 



Crude Rubber Arrivals at Atlantic and Pacific" 



Ports as Stated by Ships' Manifests 139-140 



Custom House Statistics 140-141 



lixports of India Rubber Manufactures During 



August, 1920 (By Countries) 142-144 



Imports by Months for 1920 144 



Official Statistics for Calendar Year 1919 144-147 



Statistics for July, 1920 144 



