Marten Cornelissen Viola standby cat Marten Cornelissen 16 5/8″ Viola, $20,000-$25,000 range, String length 14 3/4″ Skills Featured: Community Directory, violas and cellos, Violin Viola Barnes Posted on March 19, 2016 ← Arcus P5 Viola Bow Marcel Gaston Fetique Violin Bow →