Hummel 172 Festival Harmony (Mandolin)

Festival Harmony (Mandolin)
Hummel 172/II Tmk 3, Type 4 / Hummel 172/II Tmk 5, Type 1
Hummel 172/II Tmk 6, Type 1 / Hummel 172/0 Tmk 4, Type 1
Hummel 172 4/0 Tmk 5, Type 1 / Hummel 172 4/0 Tmk 7, Type 1