More Heath (samuel) & Sons Plc news Heath (samuel) & Sons PlcLSE: HSM Advanced Notice of Interim Results Nov 2, 1999 at 5:40 PM UTC · Issued by Heath (samuel) & Sons Plc As issuedPlain English Heath(Samuel) & Sons PLC 2 November 1999 This is to inform you that the announcement of the results for the half year ended 30 September 1999 will be made on Thursday 9 December 1999.