1. Add MS 89143/3/1/1 Reference (shelfmark): Add MS 89143/3/1/1 Title: Letters from George Canning Senior Scope & Content: Letters (26 July, 1767 – 30 December, 1768) to Mary Anne Costello from George Canning, Snr. Collection Area: Western Manuscripts Languages: English Date Range: 26 Jul 1767-30 Dec 1768 Extent: 1 folder