Henri a'r twnnel /
Awdry, W.
Davies, Robin,1950-
Caerdydd : Hughes a'i Fab,
1997.
Cover title.
Argraffiad Saesneg gwreiddiol = Original English ed.: London: William Heinemann, 1997
Board book
Wedi'i seilio ar y Railway Series gan W. Awdry = Based on the Railway Series by W. Awdry
Steam locomotives