1. Egerton Ch 7901 Reference (shelfmark): Egerton Ch 7901 Title: Scope & Content: Ordnance: Signet Warrants for various appointments, etc., in the Ordnance Office: 1717-1725. Colonel John Armstrong: Signet Warrant for his appointment as Surveyor General of the Ordnance: 1722. Collection Area: Western Manuscripts Languages: English Date Range: 1722 Extent: 1 item