Source images IDS 18667 BNW, BOZ, 2053, TG 13, No. 1517, f. 72, f. 72v (Latin fair copy in secretary's hand, author's signature, 16th-century)
Facsimile of the source from the collection of Biblioteka Narodowa, BOZ, 2053, TG 13, No. 1517, f. 72; copying, dissemination or publication in any form (including electronic) solely with prior written permission from the source's owner.