Hallmarks
Assay Office London
Some pipes illustrating the Londoner hallmarks on this site:
London town mark: leopard head
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Until 1822 the Leopards head was crowned
Lion passant certifying the fineness of silver
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A crown mark certifies the fineness of gold (18 carats)
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Date
letters of Assay Office London
Twenty letters of the alphabet of different shape identify the year in which the piece was verified by the assay office.
1896 - 2001
Click to enlarge
