The largest single group of medieval deeds for a consolidatd area of the county, extensive mining records and an unbroken series of estate records, plus important papers relating to public affairs in the late 18th and early 19th centuries
The largest single group of medieval deeds for a consolidatd area of the county, extensive mining records and an unbroken series of estate records, plus important papers relating to public affairs in the late 18th and early 19th centuries