1. Add MS 89143/1/1/101 Reference (shelfmark): Add MS 89143/1/1/101 Title: Correspondence with J.P. MacKenna Scope & Content: Letters (25 September, 1822 – 7 July, 1823). Between G. Canning and J. P. MacKenna. Collection Area: Western Manuscripts Languages: English Date Range: 25 Sep 1822-7 Jul 1823 Extent: 1 folder