1. Egerton MS 1715 Reference (shelfmark): Egerton MS 1715 Title: Scope & Content: Vol. I. 1730-1751. Jane Martha Bentinck, formerly Berkeley; 2nd wife of Hans Willem Bentinck; widow of John, 3rd Baron Berkeley of Stratton: Letters to her son William, Count Bentinck: 1729-1751. Collection Area: Western Manuscripts Languages: English Date Range: 1730-1751 Extent: 1 item