7 boxes of business records created or used by Walter Lloyd Davies in the course of his employment for the Sprinkler Department of Mather & Platt Ltd. Created in Salford, Manchester and London, c1911-1962. The records include notes, diaries, correspondence, quotations and blueprints produced in relation to sprinkler installations, with supporting reference documents; product catalogues and price lists; staff journals and newsletters; company dinner invitations and menus and business cards. Also includes personal papers for Walter Lloyd Davies including college notes, union and pension documents, wage slips, accounts, and war service papers.