Rudolph   contrabbasso 1/4, multistrato, verniciaura ad alcool, tastiera in ebano, modello a forma di gamba

Rudolph   double bass 1/4 solid top, spirit varnish, ebony fingerboard, gamba model

Schneider   double bass outfit 1/4 plywood, nitro varnish, maple fingerboard, bag and bow

Schneider   contrabbasso 1/4, tavola in massello, verniciatura al nitro, tastiera in ebano, completo di borsa ed

Leonardo Elementary series   double bass 1/4 laminated, nitro varnish shaded, ebonised hardwood fingerboard, bag and FR bow