Twelfth report with an inventory of the ancient monuments of Orkney & Shetland. Vol. 1, Report & introduction. - Edinburgh : [H.M.S.O.], 1946. - xxiii, 68p. Subjects--Geographic Terms: Orkney Islands (Scotland)--Antiquities.Orkney Islands (Scotland)--Description.Orkney Islands (Scotland)--History.Shetland Islands (Scotland)--Antiquities.Shetland Islands (Scotland)--Description.Shetland Islands (Scotland)--History.