Source images IDS 19150 BNW, BOZ, 2053, TG 16, No. 1843, f. 7-8, f. 7r (Latin fair copy autograph, 16th-century) 
Facsimile of the source from the collection of Biblioteka Narodowa, BOZ, 2053, TG 16, No. 1843, f. 7-8; copying, dissemination or publication in any form (including electronic) solely with prior written permission from the source's owner.
