Oakland County Earth Science Club
The Petoskey Stone
The Petoskey Stone is Oakland County Earth Science Club's monthly newsletter.  The links below will allow you to either open, or save a .pdf file of the newsletter.  These files open with software called Adobe Acrobat that is probably already on your computer.  If not, it is a free download.
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Petoskey Stone - October 2013
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Petoskey Stone - November 2013
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Petoskey Stone - December 2013
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Petoskey Stone - January 2014
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Petoskey Stone - February 2014
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Petoskey Stone - March 2014
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Petoskey Stone - April 2014