Source images IDS 20917 BK, 230, p. 23-26, p. 23 (Latin fair copy in secretary's hand, author's signature, 16th-century) 
Facsimile of the source from the collection of Biblioteka Kórnicka Polskiej Akademii Nauk , 230, p. 23-26; copying, dissemination or publication in any form (including electronic) solely with prior written permission from the source's owner.
