| Title | O salutaris | 
| Alternative title | Duo pour voix égales | 
| Creators | César Franck (composer) | 
| Opus | CFF 207 | 
| Instrumentation | organ | 
| Number of movements | 1 | 
| Keys | E flat major | 
| Composed | 1862 | 
| First published | 1863 | 
| Dedication | — | 
| Tempo markings | — | 
| Metronome markings | — | 
| Time signatures | — | 
| Average duration (sec) | 180 | 
| Number of measures | — | 
| Composition types | Duets, Hymns | 
| Language | Latin | 
| Period | Romantic | 
| View on IMSLP |  | 
| Code |  | 
(No sections)
(No arrangements)
(No recordings)
©2025 David P. Anderson