Terry the assay office is where the sliver is marked for its purity ,4 at present when your item was hallmarked there was 6 To be hallmarked the silver has to be over a certain amount of pure silver ,this has been done for hundreds of years The purity is either 92.5 or 99.9
The London name is either the manufacture or the retailer
Last edited by 49lassiepen; 15-02-21 at 05:04 PM.
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