Orkney and Shetland Folk, (Viking Society, Old-lore Miscellany and
      reprint), A.W.  Johnston.

  Orkney and Shetland, (Tudor);
    Ellar-holm.

  Orkney and Shetland Records, (Viking Society).

  Orkneyinga Saga (Rolls text and transl.);
    historical record until 12th cent.;
    battle of Turfness;
    Thorfinn’s life;
    St. Magnus;
    authorship;
    Ragnvald and Sweyn Saga;
    its end;
    Somarled the Freeman slain;
    earl Harold Maddadson’s family;
    earls;
    Wick and Thurso;
    transl. by Hjaltalin and Goudie;
    Thorfinn’s residence in C;
    residence of Frakark;
    Atjokl’s Bakki.

  Orm, earl;
    m.  Sigrid, not Ingibjorg, dau. of Finn Arnason.

  Orphir;
    the earl’s hall burned;
    round church;
    incident of the poisoned shirt;
    earl Paul’s Yule feast, Sweyn slew Sweyn;
    Jarls’ Bu;
    earl Ragnvald at.

  Orphir;
    The Round Church and Earl’s Bu of, (Viking Society Saga-Book),
      A.W.  Johnston.

  Osmundwall, or Kirk Hope, Orkney;
    conversion of Sigurd Hlodverson;
    king Hakon’s fleet in.

  Oswy, king.

  Ottar, earl in Thurso;
    his heir;
    son of Moddan in Dale;
    probably owned Thurso valley;
    paid wergeld to Sweyn;
    his lands left to earl Erlend Haraldson, and afterwards went to
      Eric Stagbrellir;
    his estates, forming the Moddan lands in Caith., held by Ragnhild
      and Gunni;
    Johanna of Strathnaver a connection.

  Ottar, son of Snaekoll Gunnison.

  Ousedale, or Eysteinsdal.

  Oxford Essays, (Sir G.W.  Dasent);
    Norsemen in Iceland.

  Oykel;
    boundary between Cat and Ross;
    identified as the Norse Ekkjal;
    family of Freskyn de Moravia settled north of the;
    in Sweyn’s track to burn Frakark;
    crossed by king William.

  Papa Stronsay.

  Papa Westray.

  Paplay;
    location.

  Paul Hakonson, the Silent, earl of Orkney and Caith.;
    his mother, 52;
    lived in Orkney, 58;
    banished Frakark and Helga from Orkney, 59;
    sole earl, 60;
    not a speaker at things, 60;
    refused to share earldom with St. Ragnvald, 61;
    defeated earl Ragnvald, 62;
    seized his fleet in Shetland, 62;
    yule feast at Orphir, 62;
    kidnapped by Sweyn, 62;
    deported to Athole, his fate, 63.

  Paul Thorfinnson, earl of Orkney and Caith.;
    joint earl of O. with his brother Erlend;
    at battle of Stamford Bridge;
    banished to Norway, where he died;
    his descendants;
    his daughters;
    Scottish policy regarding later succession in Caithness;
    Skene’s theory as to Johanna of Strathnaver;
    the converse theory;
    John the last male of Paul’s line;
    his share of earldom of C., descended to daughter and Angus line
      of C. earls.