http://www.legislation.gov.uk/ukpga/Vict/23-24/112/section/6/1991-02-01Defence Act 1860An Act to make better provision for acquiring Lands for the Defence of the Realm.1972-06-01texttext/xmlenStatute Law Database2011-05-261991-02-01 Ascertaining the Lands to be taken or to be kept free from Buildings.F16. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .