CC0 Usage Conditions ApplyClick for more information. Charles Goodyear (1800–1860) invented “vulcanized” rubber in 1839 when he accidentally left a mixture of India rubber, sulfur and lead oxide on a ...
At Roxbury, they had not been idle. Edwin M. Chaffee, one of the founders of Roxbury India Rubber Company, had built a $30,000 machine he called ‘The Monster’ that pummelled, shredded, pounded, heated ...