| Title | Mask of Alfred, Sung in |
| Short Title | Mock Bird, 1764 |
| Page | 125 |
| First Line | When Britain first, at Heaven's command |
| Verses | 6 |
| Burden | |
| Refrain | |
| Alternate Title | |
| Indicated Tune | |
| Theatre Work | Mask of Alfred |
| Author/Composer | |
| Performer | |
| Comments | |
| IDSONG | S0000160 |
| IDSOURCE | B0000012 |