1. Add MS 88906/11/1-15 Reference (shelfmark): Add MS 88906/11/1-15 Title: Scope & Content: Treasury Papers of the 3rd Marquess of Lansdowne; first period in office. Collection Area: Western Manuscripts Languages: English Date Range: 1803-1807 Extent: 15 folders
2. Add MS 88906/11/16-18 Reference (shelfmark): Add MS 88906/11/16-18 Title: Scope & Content: Treasury Papers of the 3rd Marquess of Lansdowne; second period in office. Collection Area: Western Manuscripts Languages: English Date Range: 1827-1838 Extent: 3 folders
3. Add MS 88906/11/19-33 Reference (shelfmark): Add MS 88906/11/19-33 Title: Scope & Content: Miscellaneous political papers Collection Area: Western Manuscripts Languages: English Date Range: 1790-1863 Extent: 15 folders