Image sources

1. /kuwi-en/professorships/professorships - Niklas Luhmann Archiv, ZK I: Zettel 78,14 (Auszug) (unverändert)

https://niklas-luhmann-archiv.de/bestand/zettelkasten/zettel/ZK_1_NB_78-14_V, Lizenzbestimmungen CC-BY-NC-SA 4.0

 

2. /kuwi-en/professorships/professorships - Maison Bonfils (Beirut, Lebanon), photographer / Public domain

https://commons.wikimedia.org/wiki/File:Ascension_de_la_grande_pyramide_par_un_touriste_-_Bonfils._LCCN2004666847.jpg

 

3. /kuwi-en/professorships/professorships - Tyre in Lebanon marking as protected cultural property, photo by Petteri Sulonen. CC BY 1.0

 

4. /kuwi-en/professorships/professorships - The Window von Sylvia Henze, https://www.galeriepostel.de/