Source images IDS 18950 BCz, 243, p. 223-228, p. 225 (Latin fair copy autograph, author's signature, 16th-century) 
Facsimile of the source from the collection of Muzeum Narodowe w Krakowie, Biblioteka Czartoryskich, 243, p. 223-228; copying, dissemination or publication in any form (including electronic) solely with prior written permission from the source's owner.
