Casein button

SMG00100917

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SMG00100917
Science Museum Group
© The Board of Trustees of the Science Museum

Casein button, grey, with four semi-circular indentations

Details

Category:
Plastics and Modern Materials
Object Number:
1981-658/12
Materials:
casein
type:
button
credit:
B.P. Chemicals Ltd. (Stroud)