This image was created by me High Contrast, a Wikimedia-User. If you use one of my photos, an Email (account needed) would be appreciated. In print media you can add a shortened attribution. If you do not have an account, then do your best to be fair. Other licensing terms can get discussed, too, via Email.
Licensing
I, the copyright holder of this work, hereby publish it under the following license:
to share – to copy, distribute and transmit the work
to remix – to adapt the work
Under the following conditions:
attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
https://creativecommons.org/licenses/by/3.0/de/deed.enCC BY 3.0 deCreative Commons Attribution 3.0 detruetrue