According to the contents of the labs General Examination Record, dated, 13th August 1985, the silencer received at the lab' had an identifying mark of SBJ/1, yet when Glynis Howard made her statement regarding this matter she refers to the exhibit reference for the silencer as being DRB/1, which it was not, and could not possibly have been at that stage, since Cook did not send a handwritten note to MDF asking him to amend the silencer reference to DB/1, until 17th October 1985