Image: https://cdn.whensthebirthday.com/gallery/2017/1/wolfgang-kohler/centro-en-dnipropetrovsk-gabfest-wolfgang.jpg
Wolfgang Kohler
professions.scientist de Estonia
Image: https://cdn.whensthebirthday.com/gallery/2017/1/wolfgang-kohler/centro-en-dnipropetrovsk-gabfest-wolfgang.jpg
professions.scientist de Estonia