Source images IDS 20430 BCz, 244, p. 87-88, p. 88 (Latin office copy in secretary's hand)
Facsimile of the source from the collection of Muzeum Narodowe w Krakowie, Biblioteka Czartoryskich, 244, p. 87-88; copying, dissemination or publication in any form (including electronic) solely with prior written permission from the source's owner.