1. Add MS 89143/3/1/2 Reference (shelfmark): Add MS 89143/3/1/2 Title: Letters from George Canning Senior Scope & Content: Letters (1 January – 18 May, 1768) to Mary Anne Costello from George Canning, Snr. Collection Area: Western Manuscripts Languages: English Date Range: 1 Jan 1768-18 May 1768 Extent: 1 folder