View source for Cally Oldershaw

{{EngvarB|date=January 2014}}
{{Use dmy dates|date=January 2014}}
{{BLP sources |date=September 2011}}
'''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]].<ref>[http://www.worldcat.org/wcidentities/lccn-n91-121554 WorldCat Identities]</ref>
==Bibliography==
* ''Gems of the World''. (in 442 WorldCat libraries)<ref>Oldershaw, Cally. Gems of the World. Richmond Hill, Ont: Firefly Books, 2008. {{ISBN|978-1-55407-367-2}} [https://www.worldcat.org/oclc/173808855 WorldCat]</ref>
*''Firefly guide to gems'' in 686 libraries according to Worldcat<ref>{{Cite book |title=Firefly Guide to Gems |url=http://www.worldcat.org/title/firefly-guide-to-gems/oclc/51292154&referer=brief_resultsWorldCat |website=www.worldcat.org| oclc=51292154 }}</ref>
*''Gemstones'' (published in association with the [[Natural History Museum, London|Natural History Museum]]).<ref>{{Cite book |last=Oldershaw |first=Cally |url=http://www.worldcat.org/title/gemstones/oclc/47068589&referer=brief_resultsWorldCat |title=Gemstones |publisher=Sterling Pub. Co |year=2001 |isbn=9781402724060|oclc=47068589 }}</ref>
*''Atlas of geology and landforms'' and ''Rocks and minerals close up'' (elementary and junior high school textbooks)
She also wrote the multiple parts of the Geological society of London series of booklets, ''Earth in our Hands'',<ref>{{Cite book |title=Earth in Our Hands: How Geoscientists Serve and Protect the Public |url=https://www.worldcat.org/oclc/57198698 |website=www.worldcat.org| oclc=57198698 }}</ref> and many parts of the ''Series:	Closer look at...'' series for children published by Copper Beech Books.
==References==
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[[Category:Year of birth missing (living people)]]
[[Category:Living people]]
[[Category:Gemologists]]