| Title | Air 21 (t) |
| Short Title | Patie & Peggy, 1730 |
| Page | 32 |
| Genre | BA |
| Country | E |
| Instruments | VO |
| Incipit | //5-1/13//217-/6-//17-6-5-/123 |
| Indicated Tune | An Thou Wert Mine Ain Thing (it) |
| First Line | When I am to my true love (fl) |
| Stress Notes | 512611 |
| Intervals | 4,3,-2,-2,-2,-2,3,-2,-2,-2,4,2,2, |
| Key Signature | FU# |
| Time Signature | C |
| Do | G |
| Date | 1730 |
| Number | R17.21 |