Author: W. W.; D. H.Hymnal: Mawl a chân = praise and song #145 (1952)Hymnal Title: Mawl a chân = praise and song Languages: English; WelshTune Title: RHYDYGROES
Hymnal: Old and New Welsh and English Hymns #161a (1939)Hymnal Title: Old and New Welsh and English HymnsFirst Line: Duw mawr y rhyfeddodau maithLanguages: WelshTune Title: RHYDYGROES
Hymnal: Old and New Welsh and English Hymns #161b (1939)Hymnal Title: Old and New Welsh and English HymnsFirst Line: Great God of wonders! great Thou art!Languages: EnglishTune Title: RHYDYGROES
Author: Dr. Samuel Davies. (1723-1761); Gomer. (1773-1825)Hymnal: Welsh and English Hymns and Anthems #18 (1979)Hymnal Title: Welsh and English Hymns and AnthemsLanguages: English; WelshTune Title: RHYDYGROES