Ar antur wyddonol
By: Harry Thomas ; addasiad Cymraeg Iwan Bryn Williams ; arlunydd Mike Jackson, tynnwr lluniau Philip James.
Contributors: Williams, Iwan Bryn.; Jackson, Mike, 1946-; James, Philip, 1939-
Publisher: Brown a'i Feibion
Published: 1979
Place of publication: Y Bontfaen (i.e. Cowbridge) ((Eastgate Press, Cowbridge, South Glamorgan))
Language: wel
Number of pages: 47
Subjects: Science -- Experiments -- Juvenile literature.
Work titles: Adventure into science.
Notes: Translation of, 'Adventure into science'. London , Hamlyn, 1975.