Name Cally Oldershaw | Role Author | |
Books Gems of the World, Philip's Guide to Gems, Atlas of Geology and Land, Oceans, Deserts and Wastelands | ||
Cally Oldershaw is a gemologist and science educator. She is the author of several very widely held books about gems. Oldershaw is Liaison Officer for the Geological Society of London and an examiner for the Gemmological Association of Great Britain.
References
Cally Oldershaw Wikipedia(Text) CC BY-SA