Peiriant y tywydd
By: Catrin A. Beynon ; lluniau gan Guto Evans.
Contributors: Evans, Guto.
Series: Llyfrau llawen -- 4
Publisher: Y Lolfa
Published: 1997
Place of publication: Talybont, Dyfed
Language: wel
Number of pages: 20
Subjects: Witches -- Juvenile fiction.; Weather -- Juvenile fiction.