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Until 1822 the Leopards head was crowned
Hallmarks
Assay Office London
London town mark: leopard head
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Lion passant certifying the fineness of silver
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A crown mark certifies the fineness of gold
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
Some pipes on this site illustrating the Londoner hallmarks
