Source images IDS 17663 BCz, 242, p. 15-17, p. 15 (Latin office copy in secretary's hand) 
Facsimile of the source from the collection of Muzeum Narodowe w Krakowie, Biblioteka Czartoryskich, 242, p. 15-17; copying, dissemination or publication in any form (including electronic) solely with prior written permission from the source's owner.
