 In R v Griepe, accused gave evidence on behalf of the Crown in 1970 on a preliminary objection into a charge of blackmail.The counsel to the alleged blackmailer asked the accused questions as to his credit with regard to his previous convictions between the year 1947 and 1950, which the accused denied but later admitted.The accused was subsequently charged with perjury relating to his evidence at the Magistrate Court in the proceedings for blackmail.