7. Where any person who, not having been previously convicted of an offence punishable with rigorous imprisonment for a term of one year or upwards, has had his measurements taken or has been photographed in accordance with the provisions of this Act is released without trial or discharged or acquitted by any Court, all measurements and all photographs (both negatives and copies) so taken shall, unless the Court or (in a case where such person is released without trial) the District Magistrate or Sub-Divisional Officer for reasons to be recorded in writing otherwise directs, be destroyed or made over to him.