1. RP 9597/3 Reference (shelfmark): RP 9597/3 Title: Scope & Content: PORTER, Sir Robert Ker. Autograph Letter Signed, declining on his sister Jane's behalf a box at the Alexander Theatre, written from St Petersburg. Creation dates: 1842 Collection Area: Western Manuscripts Languages: English Date Range: 18 Nov 2009 Extent: 2 photocopies