Source images IDS 20357 BCz, 244, p. 59-60, p. 60 (Latin office copy in secretary's hand)
Facsimile of the source from the collection of Muzeum Narodowe w Krakowie, Biblioteka Czartoryskich, 244, p. 59-60; copying, dissemination or publication in any form (including electronic) solely with prior written permission from the source's owner.