Elwyn Ioan. has written:
'Cadwgan'
'Llyfr lliwio Guto Nyth Bran'
'Y cloc'
'Comics Cadwgan'
'Arswyd fawr!'
'Garddio'
'Branwen'
'Meic y modur melyn' -- subject(s): Motor vehicles, Coloring books, Juvenile literature, Pictorial works
Elwyn Evans has written: 'Radio'
Ioan Morar has written: 'Lindenfeld'
Henry Elwyn Thomas has written: 'I fyny'
Ioan Papazoglu has written: 'Life and work'
Elwyn Kenn has written: 'Point ground patterns from Australia'
Elwyn R. Thomas has written: 'The manager's casebook'
Herman Elwyn has written: 'Nephritis' -- subject(s): Diseases, Kidneys
Ioan Panzaru has written: 'Cercetare de Estetica a Oralitatii'
Ioan Galasiu has written: 'Inert anodes for aluminium electrolysis'
Vasile Ioan Farca has written: 'The Falcons of Romania'
Elwyn A. Jones has written: 'Picell mewn cefn' 'Y Baal barfog'
Ioan Dyer has written: 'Mynd i'r ysgol yn Uganda'