| Composition | 2 Duos progressifs et concertants, Op. 70 (Kalliwoda, Johann Wenzel) for 2 violins |
| Contributors | Karl Nowotny (editor) |
| Publisher | Universal Edition |
| Languages | — |
| License | Public Domain |
| Published | — |
| Edition | — |
| Parts? | Yes |
| Selections? | No |
| Vocal score? | No |
©2026 David P. Anderson