Old Kodak Infra-Red film

Found some 1997 dated Kodak High Speed Infra-Red film given to me years ago by a Studio Photographer who emptied his fridge of Film to make way for his BEER ! I used an LX with the infamous 'Sticky Mirror ' Syndrome on manual shutter speeds and a 25A RED filter and the SMC Pentax-M 50mm f1.7 lens for this