The codex was created between 1148 and 1152. The anonymous author had more than 100 sources at his disposal, including some which no longer exist. The entries are arranged chronologically by year.
The identity of the chronicler, presumed to be a monk of Nienburg Abbey, remains unknown. The volume contains 237 parchment pages. The binding is from the 16th century. The book was restored in 1993. The cover is of brown cow's leather, the spine of vellum, and the content includes 16 ornamental initials.
It is unknown how the volume came to be in France.
- see Nass 2006
- Klaus Nass, editor. Die Reichschronik des Annalista Saxo, Munich 2006, new edition with comprehensive registers (MGH Scriptores 37). ISBN 3-7752-5537-0
- Georg Waitz, editor. MGH Scriptores 6 (Hannover 1844) pp. 542-777.
- Klaus Nass: Die Reichschronik des Annalista Saxo und die sächsische Geschichtsschreibung im 12. Jahrhundert. Hanover 1996 (MGH Schriften 41).