| Title | Seventh Duetto (t) |
| Short Title | Instrum Asst-2, 1807 |
| Page | 80 |
| Genre | AI |
| Country | A |
| Instruments | 2MI,B |
| Incipit | //5653//2121//671+565 |
| Stress Notes | 526 |
| Intervals | 2,-2,-3,-2,-2,2,-2,6,2,2,-4,2,-2, |
| Key Signature | Bb,EUb |
| Time Signature | 2/4 |
| Do | Bb |
| Date | 1807 |
| Number | A131.68 |