Source images IDS 21122 BCz, 244, p. 318, p. 318 (Latin office copy in secretary's hand) 
Facsimile of the source from the collection of Muzeum Narodowe w Krakowie, Biblioteka Czartoryskich, 244, p. 318; copying, dissemination or publication in any form (including electronic) solely with prior written permission from the source's owner.
