see also Orkney and Caithness, earls of.
Orkney and Caithness, earls of;
(see also under their individual names);
Ragnvald, 20, 22, 23;
Sigurd Eysteinson, 20, 21, 90, 122, 142 (III, n. 9);
Guthorm Sigurdson, 22;
Hallad Ragnvaldson, 22;
Torf-Einar Ragnvaldson, 23, 24;
Arnkell, Erlend and Thorfinn Hausa-kliufr, sons of Torf-Einar, 24, 25;
Arnfinn, Havard, Hlodver, Ljot and Skuli, sons of Thorfinn, 25, 26, 38, 144 (n. 4);