Keywords: Senior of the youth organization "Dušan Silni", 1914.jpg Starešina omladinske organizacije Dušan Silni svira zbor Senior of the youth organization Dušan Silni plays zbor 1914 cite book Popović Andra Ratni album 1914-1918 Prvi dani posle objave mobilizacije 1926 Belgrade Lj Nedeljković other versions retouched greyscale tone levels cropped Custom license marker 2016 02 10 PD-Serbia 1914 photographs World War I in 1914 World War I forces of Serbia World War I mobilization Mobilization of the Serbian Army 1914 in Serbia Dušan Silni youth organization Military trumpeters Standard-bearers Ratni album 1914-1918 |