Johann Sebastian Bach
| BWV | 784 |
| Title | Invention 13 |
| Composed | 1723 Cöthen |
| Key | A-Minor |
| Scoring | Piano (Harpsichord) |
| Movements | Invention |
| Category | Invention and Sinfonias |
| Manuscript | Yale University, New Haven; Clavierbüchlein Wilhelm Friedemann Bach; Music library, Leipzig, Gemeente Museum, Den Haag; Bach Archive, Leipzig; Esteta Johann Nikolaus Forkel; Johann Sebastian Bach Intitute, Göttingen; Town library, Luebeck; Estate Johann Gottfried Schicht; Royal library, Copenhavn; Country library, Dresden; Austrian National library, Vienna; University library, Oslo |