Chester Assay Office Historical Date LettersChester assay office was a provincial assay office in Chester close to the border with North Wales. It closed in 1962, the last year letter used was M to denote the final year 1962.
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Chester Assay Office Historical Date LettersChester assay office was a provincial assay office in Chester close to the border with North Wales. It closed in 1962, the last year letter used was M to denote the final year 1962.
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