https://archaeologik.blogspot.com/2019/08/streik-der-denkmalpfleger-der-abbruch.html
Par anonym, scanned in 2 sections from orig. photograph — original historic photograph, Domaine public, Lien
https://archaeologik.blogspot.com/2019/08/streik-der-denkmalpfleger-der-abbruch.html
Par anonym, scanned in 2 sections from orig. photograph — original historic photograph, Domaine public, Lien