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
The King of England and his Three Sons the oldest came, he said he had been to her castle, but when she threw down the handkerchief and he walked over it, he broke his leg; then the second brother said the same, but also broke his leg. She demanded of the king whether he had more sons; the king sent to the headsman, who confessed he had not killed the prince, and the king said he must find him, to save the king's life. They found Jubal, who pointed to the tree where the prince was, and they told the prince he must come because a lady was