Methoden voor Chemisch Onderzoek: Deel II.

The boot and shoe manufactures' assistant and guide: containing a brief history of the trade. History of India-rubber and gutta-percha, and their application to the manufacture of boots and shoes. Full instructions in the art, with diagrams and scales, etc., etc. Vulcanization and sulphurization, English and American patents. With an elaborate treatise on tanning. [Facsimile]

Winning, bereiding en eigenschappen van guttapercha.