Report on correspondence of Wills Hill (1718-1793), 1st Marquess of Downshire and of Arthur Hill (1752-1801), 2nd Marquess of Downshire, c1745-1793.
Great Britain.Royal Commission on Historical Manuscripts.
Great Britain.National Register of Archives.
[London?] : [Royal Commission on Historical Manuscripts : National Register of Archives],
1978.
"No. 78/57."