Contact

Dr. Thomas Spahni
Florastrasse 44, 8008 Zürich
Email: tsp@lawbiz.ch

Legal notice

Banner image: ETH Library Zurich, Public Domain

Coronagraph image 1: ETH Library Zurich, Public Domain, Author: Max Waldmeier

Coronagraph image 2: ETH Library Zurich Dia_244-078, License: CC BY-SA 4.0, Author: Max Waldmeier

Solar prominences Video: ETH Library Zurich, Author: Max Waldmeier

Other images: by the author, released into Public Domain