Commonplace book of James Griffiths of Nantmel, co. Radnor, and Brecon, excise officer, father of Richard Griffiths (see MSS 22202B-22203B), containing miscellaneous accounts, 1818-1837, family records for 1736-1835 compiled [c. 1820s]-1830s, and miscellaneous notes on meteorology and astronomy; together with further notes on family history added by Eveline M. Lewis, 1935 (ff. 33-5).