Charles Buthod double bass, Paris 1810-1889
Charles Woods, English five string double bass, Blackburn 1892
Hermann Dolling five string double bass
German roundback double bass
Ferdinand Seitz double bass, 1851
Carlo Antonio Testore five string double bass, Milan, 1737 (106 string length, all documentations available)
German roundback double bass, Markneukirchen
German five string orchestra double bass
Five string german double bass, Markneukirchen
Johann Georg Jauck (1752-1790, Graz) five string double bass
Neuner & Hornsteiner five string busetto double bass (under restoration)
Schuster & Co five string double bass (under restoration)
German violin shape double bass (under restoration)
