| Length: | 4′ 45″ |
| Accompaniment: | Piano or Organ or Orchestra |
| Orchestration(s): | 2222/4230/Timps/Perc/Harp/Strings (hire only) |
| Language(s): | Welsh |
| Publisher: | Mansel Thomas Trust, Gwynn Gwynn (vocal score only) Mansel Thomas Trust (orchestral material only) |