Very nice medal bar with 7 medals. 
Set consist of:  
EK 2 from WW1 by Friedrich Linden, Lüdenscheid. Very uncommon cross.
WW1 Hindenburg cross (commemorative WW1) with swords,
Prussian 15-Year Long Service Decoration,
3rd Reich 40 year faithful service cross gold,
3rd Reich 25 year faithful service cross 2nd class silver,
Hungarian War Commemorative Medal,
Bulgarian Commemorative Medal for the War of 1915-1918.