Francisco Gonzaga (1538-1566)

https://bildsuche.digitale-sammlungen.de/index.html?c=viewer&bandnummer=bsb00001421&pimage=223&v=100&nav=&l=en

https://pt.wikipedia.org/wiki/Francisco_Gonzaga_(1538-1566) 

https://it.wikipedia.org/wiki/Barbara_di_Brandeburgo

da familia da Bianca Visconti (Milano) familia Sforza

https://it.wikipedia.org/wiki/Bernab%C3%B2_Visconti 

https://web.archive.org/web/20130201013830/http://www.storiadimilano.it/Personaggi/Visconti/bernabo.htm 

https://www.blogger.com/u/0/blog/post/edit/2440002276847656293/546195325835734859 

https://digi.ub.uni-heidelberg.de/diglit/franck1813/0021/image,info,thumbs 

digi.ub.uni-heidelberg.de/diglit/leonardo1786a/0233 

https://rosas-dos-ventos.blogspot.com/2021/01/armoaria-italiana-coat-of-arms-stemma.html