The samples of rubber from the State of Matto Grosso, which are seen in this International Rubber Exposition, have been exhibited by order of the Government and at the expense of the Commercial Association of the Amazonas. STATE OF MATTO GROSSO Inspection Department of the North Table showing the production of rubber in the valleys of the Madeira and upper Tapajóz, for the years 1907-1912, in comparison with the first six months of 1912: Origin 1907 1908 1909 Machado and Jamary 1,092,454 1,252,194 910,982 Jacy-Paraná, Upper Madeira and Moré 98,464 152,713 150,759 Upper Tapajóz 156,034 167,841 107,458 --------- --------- --------- 1,190,918 1,560,941 1,229,582 Origin 1910 1911 1912 Machado and Jamary 1,295,605 1,317,917 1,315,995 Jacy-Paraná, Upper Madeira and Moré 142,458 201,562 259,612 Upper Tapajóz 73,688 113,453 --------- --------- --------- 1,545,521 1,593,167 1,689,060 [Illustration: TAPPING THE RUBBER TREE.] STATE OF MATTO-GROSSO The capital, Cuyabá, and the principal port, Corumbá, belong to the hydrographical system of the Paraguay River. The boundaries of this State, formed by the Amazon River, embrace the upper basin of the Madeira River, which as the result of an agreement with the State of Amazonas appertains to Matto-Grosso, whereas it previously belonged to the former State. This territory constitutes the judicial and administrative province of Santo Antonio do Madeira. The executive and fiscal administration is entrusted to a Fiscal Delegate in Manáos. The collection of duties is attended to by the State Customs of Amazonas. The rubber producing rivers, with total production of Matto-Grosso, are: 1908 1909 1910 1911 Kilos Kilos Kilos Kilos Machado and Jamary 1,253,000 911,000 1,296,000 1,318,000 Jacy Paraná, Upper Madeira & Mamoré 153,000 150,000 143,000 202,000 During the first half of the current year the production has shown a considerable increase, this being largely due to the opening and developing of the Madeira Mamoré Railway, which passes through the whole region of these rivers. [Illustration: BOATS GOING TO THE UPPER JACY PARANÁ RIVER TO GET RUBBER] [Illustration: WALKING THROUGH THE FOREST ESTATE OF FIDEL BACA & CO., JACY PARANÁ RIVER.] ESTADO DE MATTO-GROSSO NA EXPOSIÇÃO INTERNACIONAL DE BORRACHA DE 1912 EM NEW-YORK