Ffeil-o-faith /
Lewis, Siân,1945-
Llandysul : Gomer,
1996.
Cyhoeddiad Saesneg gwreiddiol = Original English edition: Llundain : HarperCollins, 1996.
Teitl clawr = Cover title.
Addasiad Cymraeg gan = Welsh adaptation by: Siân Lewis.
Children
Blank-books.
Curiosities and wonders.
Puzzles.