| Title | Masons Apron (t) |
| Short Title | Riley Flute 2, 1817 |
| Page | 91 |
| Genre | AI |
| Country | A |
| Instruments | FL |
| Incipit | //5111/1216-//5-6-12/321//4222/2321 |
| Stress Notes | 515342 |
| Intervals | -5,2,-2,-3,-2,2,3,2,2,-2,-2,4,-3,2,-2,-2, |
| Key Signature | FU# |
| Time Signature | C |
| Do | G |
| Date | [1817-1820] |
| Number | D5.335 |