Caneuon Siôn : deuddeg o ganeuon i blant = twelve songs for children /
Thomas, Mansel,1909-1986.
Hughes, Thomas Rowland.
Magor, Gwent : Mansel Thomas Trust,
1986.
VOLUME II ONLY
Cover title: Caneuon Siôn (Jack's songs).
Songs (High voice) with piano, Welsh.