1848 - 1872Person Name: E. C. WalkerHymnal Title: Hymnau a thonau at wasanaeth amrywiol gyfarfodydd y cysegrComposer of "KING'S COLLEGE" in Hymnau a thonau at wasanaeth amrywiol gyfarfodydd y cysegr
1775 - 1845Person Name: P. J.Hymnal Title: Mawl a chân = praise and song Author of "O'r nef fe ddaeth llef ddistaw fain" in Mawl a chân = praise and song Also:
Pedr Fardd