[1] In this view, the other Worcester monk, John, merely wrote the final part of the work.
First, there is no change of style in the Chronicon after Florence's death, and second, certain sections before 1118 rely to some extent on the Historia Novorum ("History of New Things") of Eadmer of Canterbury, which was completed sometime in the period 1121–1124.
He is explicitly named as the author of two entries for 1128 and 1138, and two manuscripts (CCC MS 157 and the Chronicula) were written in his hand.
He was seen working on it at the behest of Wulfstan, bishop of Worcester, when the Anglo-Norman chronicler Orderic Vitalis visited Worcester: The Chronicon survives in five manuscripts (and a fragment on a single leaf): In addition, there is the Chronicula, a minor chronicle based on the Chronicon proper: MS 503 (Dublin, Trinity College), written by John up to 1123.
For the body of material dealing with early English history, John is believed to have used a number of sources, some of which are now lost: