The text covering the period to 1259 is based on the author's Chronica majora, and the text covering the period 1259 to 1307 was partly compiled and composed by various writers at St. Albans and Westminster.--Cf. NUC pre-1956 imprints.
Edited by Matthew Parker.--Cf. STC (2nd ed.) and NUC pre-1956 imprints.