Tawel nos, Ychwanegu i'r clipfwrdd BD/1. Ffeil 1989 / Rhan oThe Alun Hoddinott Archive, A holograph score of a carol entitled 'Tawel nos' by Geraint Lewis. Lewis, Geraint, 1958-
Letters L (Geraint Lewis), Ychwanegu i'r clipfwrdd BA1/15. Ffeil [1987?]-2010. Rhan oThe Alun Hoddinott Archive, Lewis, Geraint, 1958-