Group photo of the Black Hand members; <a href="https://en.wikipedia.org/wiki/Dragutin_Dimitrijevi%C4%87" class="extiw" title="w:Dragutin Dimitrijević">Dragutin Dimitrijević</a> "Apis" seated, middle front row, in dark uniform.
Unknown photographer
Aleksandar Diklić - 'Beograd Večiti Grad'