Williams’s arrangement sets a gently rocking accompaniment alongside the soothing Vocal lines. This sheet music includes Welsh and English lyrics and tonic sol-fa notation.Suo-Gân – meaning, approximately, Lullaby, in Welsh – is a perennially popular tune that has been arranged for every possible combination of instruments and has been performed and recorded over the years by many artists, including Bryn Terfel and Kathleen Battle. It was featured prominently in the movie Empire of the Sun.W S Gwynn Williams was a 20th century Welsh composer, teacher, conductor and was, among many other things, the first music director of the International Eisteddfodd at Llangollen.
| Instrument (fx guitar, sang m.m.) | 2-Stemmigt Kor, High Voice (Duet), Klaver, Klaver Akkompagnement |
| Genrer (Fx Pop, Rock, Børn m.m.) | Klassisk, Traditional |
| Type (fx Instrumentskole o.lign.) | Vokal værk |
| Niveau | Let øvet |
| Sideantal | 4 |
| Media (fx Bog, CD, DVD m.m.) | Noder |
| Publisher/Producent | J. Curwen and Sons Ltd, J. Curwen and Sons Ltd. |
| Bidragydere | Traditional (Composer) Williams, W. S Gwynn (Arranger) |
| Sprog | Engelsk, Welsh |