Markneunkirchen ca. 1880, 5 string double bass
Johann Gottlob Heberlein, Markneukirchen c´1810

bohemien style 5 tring double bass, medium sized , string length 107cm, flat maple back,
Johann Ludwig Glassl, Markneukirchen c´1860

double bass, 5 strings, flat maple back, string length 108cm, powerful good projecting sound, easy to play.
krattenmacher 1987
4 string double bass, early krattenmacher, Mittenwald 1987, string lenght 104cm