Rubber Machinery: An Encyclopedia of Machines Used in Rubber Manufacture
The Rubber Country of the Amazon: A Detailed Description of the Great Rubber Industry of the Amazon Valley, which Comprises the Brazilian States of Pará, Amazonas and Matto Grosso, the Territory of the Acre, the Montaña of Peru and Bolivia, and the Southern Portions of Colombia and Venezuela
Rubber Tires and All about Them: Pneumatic, Solid, Cushion, Combination, for Automobiles, Omnibuses, Cycles, and Vehicles of Every Description
What I Saw in the Tropics: A Record of Visits to Ceylon, the Federaed Malay States, Mexico, Nicaragua, Costa Rica, Republic of Panama, Columbia, Jamaica, Hawaii
Crude Rubber and Compounding Ingredients: A Text-book of Rubber Manufacture
His Opportunity
The Rubber Country of the Amazon: A Detailed Description of the Great Rubber Industry of the Amazon Valley, Which Comprises the Brazilian States of Pa