| Burckhardtstraße |
Bildrechte: German Federal Archives (Bundesarchiv) user:eusc, <a rel="nofollow" href="https://commons.wikimedia.org/wiki/File:Carl_Jacob_Christoph_Burckhardt_im_Jahr_1890-spiegelverkehrtes_Photo.png">Carl Jacob Christoph Burckhardt im Jahr 1890-spiegelverkehrtes Photo</a>, <a rel="nofollow" href="https://creativecommons.org/licenses/by-sa/3.0/legalcode" rel="license">CC BY-SA 3.0</a>