compulsory acquisition of such land is prohibited; purchase by way of Compulsory Purchase Order to all purposes for which a local authority could at that time be authorised to acquire ###and compulsorily by way of Provisional Order. This Section, so far as concerns local authorities, has been extended from year to year by the Expiring Laws Continuance Acts and has been of very substantial value. Since 1930 over 1,500 compulsory purchase orders have been confirmed by Government Departments under the Section.