Clouston, J. S; 1914; Records of the Earldom of Orkney, Scottish History Society, Edinburgh.
Clouston, J. S; 1916; ‘The Lawrikmen of Orkney’, Scot Hist Rev XIV, pp.49-59.
Clouston, J. S; 1924; ‘The Lawthing and Early Officials of Orkney’, Scot Hist Rev XXI pp.101-114.
Clouston J. S; 1932; A History of Orkney, Kirkwall.
Crawford B. E; 1987; Scandinavian Scotland. Leicester.
Drever, W. P; 1914; Udal Law in the Orkneys and Zetland, William Green and Sons, Edinburgh.
Gibbon, S J; 2006; “The origins and early development of the parochial system in the Orkney Earldom” unpublished PhD Thesis, UHI Millennium Institute/OU.
Gibbon, S. J; 2007; ‘Medieval Parish Formation in Orkney’ in Ballin Smith, B. et al (ed) West Over Sea Studies in Scandinavian Sea-Borne Expansion an Settlement before 1300, Brill, Leiden.
Graham-Campbell, J and Batey, C. E;1998; Vikings in Scotland, Edinburgh, p.61.
Guðmundsson, F; 1965; Orkneyinga Saga, Legenda de Sancto Magno, Magnúss Saga Skemmri, Magnúss Saga Lengri, Helga Þáttr ok Úlfs, Íslenzka Fornritafélag, Reykjavík, p.262.
Hibbert, Samuel; 1832; “Memoir on the Tings of Orkney and Shetland” [read 1823], Archaeologia Scotica volume 3
Hossack, B. H. 1986  Kirkwall in the Orkneys, facsimile reprint of the first edition, The Orcadian, Kirkwall. pp. 95 & 179.
MacKie, E W; 2002b; The roundhouses, brochs and wheelhouses of Atlantic Scotland c. 700BC - AD500: architecture and material culture Part 1 - The Orkney and Shetland Isles BAR British Series 342 Oxford. Page(s): 245 Held at RCAHMS E.9.1.MAC
Imsen, S; 2003; ‘Earldom and Kingdom: Orkney in the Realm of Norway 1195-1379’ in Waugh, D. J. (ed) The Faces of Orkney: Stones, Skalds and Saints (2003), Scottish Society for Northern Studies, Lerwick. pp.65-80.
Mooney, H.L; 1970; The Story of St Magnus Cathedral, The Society of the Friends of St Magnus Cathedral, Kirkwall.
Mooney, J; 1935; St Magnus Earl of Orkney, W.R. Mackintosh. Kirkwall.
Pálsson, H; & nd; Magnus’ Saga The Life of St Magnus Earl of Orkney 1075-1116, Kirk Edwards, P. Session of St Magnus Cathedral, Kirkwall.
Ordnance Survey (Name Book) Object Name Books of the Ordnance Survey. Page(s): Book No.15, 37
RCAHMS; 1946; The Royal Commission on the Ancient and Historical Monuments of Scotland. Twelfth report with an inventory of the ancient monuments of Orkney and Shetland, 3v Edinburgh. Page(s): 80, No.268 Held at RCAHMS A.1.1.INV/12 CANMORE ID 2094 - Maeshowe CANMORE ID 3062 - Dingishowe
Robertson, J; 1991; (ed) An Orkney Anthology: the selected works of Ernest Marwick, Scottish Academic Press, Edinburgh
Taylor, A B; 1938; (trans and intro) The Orkneyinga Saga, Oliver and Boyd, Edinburgh and London, p.152.
Thomson, W; 2003; ‘St Magnus: An Exploration of his Sainthood’ in Waugh, D. J. (ed) The Faces of Orkney: Stones, Skalds and Saints (2003), Scottish Society for Northern Studies, Lerwick, pp. 46-64.
Thomson, W; 2008a [reprint]; The New History of Orkney, Edinburgh.
Thomson, W; 2008b; Orkney Land and People, The Orcadian, Kirkwall.
Vigfusson, G; 1887; (ed) Icelandic Sagas and other historical documents relating to the settlements and descents of the Northmen on the British Isles. Vol I. Orkneyinga Saga, and Magnus Saga, with appendices, Rolls, London, p. 200.
Orkney Archive References
OA/D23/16/X Clouston, J. S. c.early 1900s sketch drawing of the terraced profile of the mound at Tingwall, Rendall.
OA/D66/4/5 Notes on St Magnus Cathedral.
Ordnance Survey (Name Book). Page(s): Book No.15, 37