Report on the family and estate papers of the Duff-Gordon Family, Baronets, Harpton Court, Radnorshire, 16th-20th century including correspondence and papers of Sir George Cornewall Lewsi (1806-1863), 2nd Baronet, Statesman.
Great Britain.Royal Commission on Historical Manuscripts.
Great Britain.National Register of Archives.
[London?] : [Royal Commission on Historical Manuscripts : National Register of Archives],
1979.
"No. 79/24."