http://www.legislation.gov.uk/ukpga/Vict/40-41/53/section/216.Prisons (Scotland) Act 1877An Act to amend the Law relating to Prisons in Scotland.1978-06-01texttext/xmlenStatute Law Database2011-05-261991-02-01Part I2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . F1