| Title | Improvisation | 
| Alternative title | Ostinato e fughetta | 
| Creators | Sigfrid Karg-Elert (composer) | 
| Opus | Op.34 | 
| Instrumentation | harmonium | 
| Number of movements | — | 
| Keys | E major | 
| Composed | — | 
| First published | 1905 | 
| Dedication | Enrico Bossi | 
| Tempo markings | — | 
| Metronome markings | — | 
| Time signatures | — | 
| Average duration (sec) | — | 
| Number of measures | — | 
| Composition types | Improvisations | 
| Period | Early 20th century | 
| View on IMSLP |  | 
| Code |  | 
(No sections)
| Details | Section | Arranged for | Arranger | 
|---|---|---|---|
| view | Complete | organ | — | 
| Details | Section | Type | Publisher | Date | File | 
|---|---|---|---|---|---|
| view | Complete | — | Carl Simon | 1905 | Complete Score · view | 
| view | Complete | Arrangement for organ | Carl Simon | 1905 | Complete Score (Op.34b) · view | 
(No recordings)
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