Specification of James Childs
Subtitle: manufacture of artificial gums, teeth, &c
Publisher: Great Seal Patent Office
Published: 1859
Place of publication: London
Language: eng
Subjects: Rubber; Sulfur; Dentures; Gingiva
Description: Patent for "an improvement in applying heat in the manufacture of artificial gums and teeth, and other articles composed of india-rubber or gutta percha combined with sulphur."
Notes: At head of title: A.D. 1859, 21st January. No. 193.

"James Childs, of Windsor House, Windsor Road, Putney, in the county of Surrey".