Alloy of two parts of silver and one of platinum. Prepared by Johnson

Made:
before 1889
Alloy of two parts of silver and one of platinum

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Alloy of two parts of silver and one of platinum
Science Museum Group
© The Board of Trustees of the Science Museum

Alloy of two parts of silver and one of platinum. Prepared by Johnson, Matthey, and Co.

Details

Category:
Metallurgy
Object Number:
1889-164/1908
type:
specimen
credit:
John Percy Collection