Composition: Impromptu for 2 Trombones (Varalonga, Sérgio)
| Title | Impromptu for Trombone duet |
| Creators | Sérgio Varalonga (composer) |
| Opus | |
| Instrumentation | 2 trombones |
| Number of movements | — |
| Keys | B minor |
| Composed | 2019 |
| First published | — |
| Dedication | — |
| Tempo markings | — |
| Metronome markings | — |
| Time signatures | — |
| Average duration (sec) | 120 |
| Number of measures | — |
| Composition types | Impromptus |
| Period | Modern |
| View on IMSLP |  |
| Code |  |
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