in 1550.

In the 19th century, Percy Mordaunt Barnard and Otto Stählin posited that this manuscript was copied out in the 910s for Arethas of Caesarea, the remainder of whose extant library is held by the Bibliothèque nationale de France. Their theory is generally accepted today. As with the library of Arethas held at Paris, the Laurentian manuscript contains numerous misspellings, omitted