Source images IDS 22867 BCz, 247, p. 423-426, p. 423 (Latin fair copy in secretary's hand, author's signature, 16th-century)
Facsimile of the source from the collection of Muzeum Narodowe w Krakowie, Biblioteka Czartoryskich, 247, p. 423-426; copying, dissemination or publication in any form (including electronic) solely with prior written permission from the source's owner.