1. Egerton Ch 7763 Reference (shelfmark): Egerton Ch 7763 Title: Scope & Content: Geoffrey Walpole: Signet Warrant for his appointment as Postmaster General: 1721. Post Office: Signet Warrant for appointment of Postmaster General: 1721. Edward Carteret: Signet Warrant for his appointment as Postmaster General: 1721. Collection Area: Western Manuscripts Languages: English Date Range: 1721 Extent: 1 item