1. Add Ch 77106 Reference (shelfmark): Add Ch 77106 Title: Scope & Content: Marriage licence of the Archbishop of Canterbury for Frederick Ponsonby, Viscount Duncannon, and Lady Harriet Spencer, daughter of John, 1st Earl Spencer; 1780. Seal en placard. Collection Area: Western Manuscripts Languages: English Date Range: 1780 Extent: 1 item