| February 17, 2021 | Edited by Gustav-Landauer-Bibliothek Witten | merge authors |
| October 9, 2018 | Edited by Tom Morris | merge authors |
| October 9, 2018 | Edited by Tom Morris | merge authors |
| March 26, 2012 | Edited by 70.90.199.77 | Added new photo |
| April 29, 2008 | Created by an anonymous user | initial import |