Source images IDS 18323 BCz, 3465, p. 7-10, p. 10 (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, 3465, p. 7-10; copying, dissemination or publication in any form (including electronic) solely with prior written permission from the source's owner.
