Mineral treasures of Wales =
Subtitle: Trysorau mwynol Cymru
By: author=awdur: J.S. Mason.
Contributors: National Museums and Galleries of Wales.
Publisher: National Museums & Galleries of Wales
Published: 2002
Place of publication: [Bangor]
Language: eng
Number of pages: 22
Subjects: Minerals -- Wales.
Other titles: Mineral treasures of Wales.
Notes: Bibliography: t/p. 22.

Welsh/English text tête-bêche.