Source images IDS 19864 BCz, 247, p. 197-200, p. 200 (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. 197-200; copying, dissemination or publication in any form (including electronic) solely with prior written permission from the source's owner.