KOCH HOHNER ORIGINAL 8 bass button accordion 1970- 1980 Natural Wood -and red | Reverb France
Thierry Belliot, mes instruments
My great grandfather's Koch Harmonica button accordion from Germany--possibly close to 100 years old | Button accordion, Accordion instrument, Hammered dulcimer
Allemagne, vers 1925. Fabricant : Koch. Accordéon diaton… | Drouot.com