Pipe rolls now in the Cotton Library at the British Museum. Exactly when the Pipe rolls began to be produced is debated amongst historians. Some hold that they date from Henry I's reign, whether early or late in the reign, but others feel that they were introduced by King William I (reigned 1066–1087). The precursors of the records probably date to the Anglo-Saxon period, as the historian Pauline Stafford argues that financial records must have been kept in some form during the reigns of Cnut (reigned 1016–1035), Æthelred II (reigned 978–1016), and Edgar the Peaceable (reigned 959–975). There is a reference to
Edgar, King of Scotland Edgar, King of Scotland Edgar or Étgar mac Maíl Choluim (Modern Gaelic: "Eagar mac Mhaoil Chaluim"), nicknamed Probus, "the Valiant" (c. 1074 – 8 January 1107), was King of Scotland from 1097 to 1107. He was the fourth son of Malcolm III (Máel Coluim mac Donnchada) and Margaret of Wessex (later Saint Margaret) but the first to be considered eligible for the throne after the death of his father. Edgar claimed the kingship in early 1095, following the murder of his half-brother Duncan II (Donnchad mac Maíl Coluim) in late 1094 by Máel Petair of Mearns, a supporter of Edgar's