VULCANIZED RUBBER.
Early Use of Caoutchouc by the Indians. Collection of the Gum. Early
Experiments Failures. Goodyear’s Persistent Experiments. Nathaniel
Hayward’s Application of Sulphur to the Gum. Goodyear’s Process of
Vulcanization. Introduction of his Process into Europe. Trials and
Imprisonment for Debt. Rubber Shoe Industry. Great Extent and Variety
of Applications. Statistics.