- NLW MS 3113C.
- File
- 1785-1787 /
Part of Bonsall family papers,
A memorandum book, 1785-1787, of (Sir) Thomas Bonsall, Fronfraith, containing entries of miscellaneous receipts and payments, particulars of the weight of ore at Grogwinion and other Cardiganshire mines, and farm building expenses.
Bonsall, Thomas, Sir, 1730-1808.