Johann Sebastian Bach
| BWV | 923a |
| Title | Prelude |
| Composed | Unknown |
| Key | A-Minor |
| Scoring | Piano or Harpsichord |
| Movements | Prelude |
| Category | Prelude |
| Manuscript | Music library, Leipzig; Estate Aloys Fuchs; Johann Sebastian Bach Institute, Göttingen |
Johann Sebastian Bach
| BWV | 923a |
| Title | Prelude |
| Composed | Unknown |
| Key | A-Minor |
| Scoring | Piano or Harpsichord |
| Movements | Prelude |
| Category | Prelude |
| Manuscript | Music library, Leipzig; Estate Aloys Fuchs; Johann Sebastian Bach Institute, Göttingen |