A striking poster directing residents to quench their lights during Allied aerial bombing raids. The caption: Der Feind sieht dein Licht - Verdunkeln! translates as The enemy sees your light - black out!
Six-year old Hildegard Martins who suffered from epilepsy was diagnosed with "idiocy" and murdered as part of the Nazi euthanasia program. It's almost impossible to grasp the full extent of the Nazi murder machine but looking at this picture of Hildegard, a frightened little girl whose life was so callously rubbed out, the horror of it all becomes extraordinarily vivid and shocking.