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Thanks for this information. If I understand you correctly, the London attribution (based on the middle stamp on the right resembling the London Leopard's head) is probably a mistake by the stamper. Do you think the date letter corresponds to London or Birmingham?

This Guild of Freemen of London medallion has a maker's mark of W.J.C that I can find no references for. I'd be grateful if anyone recognised it and could fill me in. The other marks show it to be of London manufacture, made (possibly) in 1912 and .925 Sterling silver. Those marks I found on this si...