| Title | Mrs. Cassey (t) |
| Short Title | Molyneaux MS-1, 1788 |
| Page | 13 |
| Genre | MS |
| Country | C |
| Instruments | GF |
| Incipit | //1+6/676//55/565//1+6/676// |
| Stress Notes | 165516 |
| Intervals | -3,2,-2,-2,2,-2,4,-3,2,-2, |
| Key Signature | F#, C# |
| Time Signature | 6/8 |
| Do | DL |
| Date | 1788 |
| Number | K153.21 |