1. Add MS 70392 Reference (shelfmark): Add MS 70392 Title: Scope & Content: PORTLAND PAPERS. Vol. CCCXCII (29/103{2}, 104{1}). 1. Thomas Osborne, 4th Duke of Leeds; 1731-1736. 2. Otley - Popham. includes: art. 1 Thomas Osborne, 4th Duke of Leeds: Letters to 2nd Lord Oxford: 1731-1736. Collection Area: Western Manuscripts Languages: English Date Range: 1731-1736 Extent: 1 item