Category Archives: Seth Thomas Adamantine Clock

CELLULOID “ADAMANTINE” by John Bowman 2023

CELLULOID (a brand-name) was the first plastic material.  It was developed in the early 1860s from a mixture of nitro-cellulose (cellulose from plant fiber) and camphor.    Celluloid, a malleable substance in its early development was made to resemble Ivory and Marble finishes.  Celluloid replaced many items that used expensive real Ivory and was then commonly […]

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