| Text: | Dowch, dowch, o fawr i fân |
| Tune: | TREFDEYRN |
| Text Information | |
|---|---|
| First Line: | Dowch, dowch, o fawr i fân |
| Meter: | 66.46.88.76. |
| Language: | Welsh |
| Publication Date: | 1939 |
| Source: | Cas. Jos. Har. |
| Tune Information | |
|---|---|
| Name: | TREFDEYRN |
| Meter: | 66.46.88.76. |
| Incipit: | 15434 23213 21 |
| Key: | F Major |
| Source: | Alaw Gymreig |