Unless indicated otherwise, all the photographs on this website are copyright protected and may not be copied or reproduced without my permission for any commercial purpose.
All photos are licenced under: https://creativecommons.org/licenses/by-nc/4.0/
From time to time i get requests for books, projects or other websites and I will allow usage without payment. But I kindly request a copy of the book or paper where my photos are used.
So please don't hesitate to contact me:
Sharing links of my Photos on Social networks is allowed, but only links to this site - not the photos alone.
Per Hoffmann Olsen
Vienna, Austria, 3. September 2023