Rhyfelgrych Gwyr Harlech (March of the Men of Harlech) • Whose Song?

Rhyfelgrych Gwyr Harlech (March of the Men of Harlech)
is a song by
Morriston Orpheus Choir
it was released on
Morriston Orpheus Choir - Cor Orpheus Treforys (60 Years of Song