The aforesaid articles had been carried to the Laboratory by Constable Gopal Singh who in his affidavit dated 17th March 2003 deposed that he had first taken the articles to the laboratory on 9th December 2002 but they had been returned by the Director on the ground that the seals affixed thereon were not of the requisite number and that after removing the objections raised by the Director, the articles aforesaid had been returned to the laboratory on 18th December 2002