566 



THE INDIA RUBBER WORLD 



[August 1, 1912. 



Vol. 46. 



AUGUST 1, 1912. 



No. 5. 



TABLE OF CONTENTS. 



EDITORIAL: 



Tlic Putiimayo Horrors 



A Question AM Combinations Have to Solve. 



Synthetic Rubber on Its Way 



The "Akron" Disaster 



Trinidad and Its Rubber— II 



By the Editor 

 [With II Illustrations.] 



Coagulation — Its Technique and Chemistry 



Rubber Used in the Brewing Industry. 



[With 5 Illustrations.] 



Imperial Institute at the New York Rubber Exposition. . . 



The Rubber Club of America 



IWith 5 Illustrations.] 



India-Rubber Trade in Great Britain 



Our Regular Correspondent 



Some Rubber Interests in Europe 



Important Japanese Companies 



Our Regular Correspondent 



Some Rubber Planting Notes 



The Obituary Record 



[With Portrait of A. N. Mayo.] 



The Editor's Book Table 



New Rubber Goods in the Market 



Miscellaneous: 



Identifying Seedlings of the Confusa Type 



The Putumayo District Map 



The New British Synthetic Rubber Process 



South American Trade in Rubber Goods 



Deterioration in Quality of Brewers' Hose 



The New York Rubber Exposition — A Few of Its Interesting 



Features 



Passage of Hydroeen Through Rubbered Aerostat Fabrics 



Proposed French Official Rubber Laboratory 



Guarantees of Rubber Transmission Belting 



Rubber Goods in Modern Traveling 



The Malayan Export Tax on Rubber 



Malayan Costs and Yields 



The World's Rubber Acreage 



Notes from British Guiana Regular Correspondent 



Further British Guiana Notes Illustrated 



Rubber and Balata in Dutch Guiana ... .Resident Correspondent 



Another New Use for Rubber 



New Trade Publications 



Factory Ventilation and How to Get It 



Recent Patents Relating to Rubber. 



[United States. Great Britain. France. Germany. Belgium.] 



News of the American Rubber Trade 



[With 2 Illustrations.] 



The Trade in Akron Our Correspondent 



The Trade in Boston Our Correspondent 



The Trade in Chicago Our Correspondent 



The Trade in Rhode Island Our Correspondent 



The Trade in San Francisco Ottr Correspondent 



The Trade in Trenton Our Correspondent 



Review of the Crude Rubber Market 512 



517 

 518 

 519 

 520 



527 

 529 



532 

 534 



541 

 542 



S4S 

 546 



553 



553 

 554 



525 

 525 

 526 

 528 

 531 



533 

 543 

 543 

 543 

 544 

 547 

 547 

 548 

 549 

 550 

 551 

 551 

 552 

 552 

 560 



556 



537 

 536 

 539 

 539 

 540 

 538 



Rubber Scrap Prices.- 



Late New York Quotations. — Prices paid by consumers for 

 carload lots, per pound — are practically unchanged. 



August 1. 



Old rubber boots and shoes — domestic 9.05@ 9^/^ 



Old rubber boots and shoes — foreign 9 (S) 9J/^ 



Pneumatic bicycle tires 4J4@ 454 



Automobile tires 9Ys@ 9% 



Solid rubber wagon and carriage tires 9J4@ 9J4 



White trimined rubber 11 @lli^ 



Heavy black rubber 4^@ 5 



Air brake hose SYs® 5^ 



Garden hose 15^@ 15^ 



Fire and large hose 2 @ 2]/i 



Matting y^@ ^. 



Aniiuerp. 



Rubber Statistics for June. 



Details. 1912. 1911. 1910. 1909. 1908. 



Stocks, May 3\... kilos 444,437 614,010 543,863 689,238 771,577 

 Arrivals in June — 



Congo sorts 174,315 382,972 356,288 273,079 397,745 



Other sorts 10,529 11,860 29,384 120,864 48,614 



Plantation sorts 97,942 32,160 39,929 36,131 14,704 



Aggregating 727,223 1,041,002 969,464 1,119,312 1,232,640 



Sales in June 384,032 267,025 503,947 642,892 547,774 



Stocks, June 30 343,191 773.977 460,517 476,420 684,866 



Arrivals since Jan. 1 — 



Congo sorts 1,417,416 1,642.593 1,655,626 1,716,209 2,257,536 



Other sorts 69,166 246,953 167,522 554,564 285,105 



Plantation sorts 612,634 331,476 262,060 132,731 63,184 



Aggregating 2,099,216 2,221,022 2,085,208 2,403,504 2,605,825 



Sales since Jan. 1 2,430,563 2,035,257 2,166,203 2,522,819 2,927,853 



Rubber Arrivals from the Congo. 

 July 2. — By the steamer Leopoldville : 



Kilos. 



Bunge & Co (Societe Generale Africaine) 21,300 



do (Chemins de fer Grands Lacs) 5,900 



do (Cie. du Kasai) 34,000 



do (Comptoir Commercial Congolais) 4,600 



Societe Coloniale Anversoise (Haut Congo) 2,150 



L. & W. Van de Velde (Comfina) 4,400 



do (Commniiere) 4,900 



do (Velde) 3,400 



Charles Dethier (American Congo Co.) 5,600 



Comp. d'Irebu 850 



Cassart & Henrion 700 87,800 



Plantation Rubber from the Far East. 



Exports of Ceylon Grown Rubber. 



[From January 1 to June 24, 1911 and 1912. Compiled 

 Chamber of Commerce.] 



1911. 



To Great Britain tounds. 1,190,006 



To United States 845,941 



To Belgium 174,888 



To Australia 16,714 



To Germany 8,590 



To Canada 9,971 



To Austria 



To Japan 20,556 



To Italy 3,597 



To Holland 100 



To Norway & Sweden 



To France 117 



To India 85 



Total 2,270,565 



[Same period 1910—1,087,620 pounds; same 1909 



by the Ceylon 



1912. 



2,725,552 



1,630,163 



514,004 



69,010 



60,407 



16,065 



12,563 



8,315 



5,885 



2,282 



39 



5,044,285 

 497,677]. 



Total Exports from Malaya. 



[From January 1 to dates named. Reported by Barlow &- Co., Singa- 

 pore. These figures include the production of the Federated Malay States, 

 l)ut not of Ceylon.] 



To. Singapore. 



June 11. 

 Great Britain. . ./'Oioirf.f 4,091,730 



Continent 99,635 



Japan 144,389 



Australia 21,329 



Ceylon 



United States 952,162 



Total 5.309,245 



Same period, 1911 2,421,941 



Same period, 1910 1,220,057 



Same period, 1909 1,079,664 



3,211,759 8,007,333 16,528,337 



1,764,641 4,836,703 9,023,285 



807,433 3,135,944 5,163,434 



1,223,361 2,303,025 



