The source is a ms of separate parts Mus. 2470-O-10, SLUB Dresden: Digitale Bibliothek.
The source is the ms Mus. 2474-Q-7 of SLUB Dresden, Digitale Bibliothek.
Ms. 2470-Q-2 with separate parts, Slub Dresden, Digitale Bibliothek.
ms Mus. 2470-Q-17, SLUB Dresden: Digitale Bibliothek.