Naissance du prince George zu Sayn-Wittgenstein-Sayn


https://www.dailymail.co.uk/femail/article-11965043/Prince-Casimir-Germany-born-wife-Princess-Alana-welcome-son-called-George.html

https://www.gala.de/royals/allgemein/casimir—alana-zu-sayn-wittgenstein–sie-sind-wieder-eltern-geworden-23050708.html

Naissance du frère ainé : https://gothanjou.blog/2020/04/29/un-petit-fils-pour-le-furst-zu-sayn-wittgenstein-sayn/

https://histoiresroyales.fr/naissance-johann-friedrich-salentin-sayn-wittgenstein-sayn-enfant-casimir-alana-bunte/

https://www.sayn.de/fr/fuerstenhaus