No machine-readable author provided. Jungpionier assumed (based on copyright claims)./Wikimedia CC-BY-SA-3.0 https://creativecommons.org/licenses/by-sa/3.0/deed.en
Originally uploaded to en Wiki by w:User:Lupin and modified by w:User:Kevin Breitenstein./Wikimedia CC-BY-SA-3.0 https://creativecommons.org/licenses/by-sa/3.0/deed.en