1.2" diameter
Silver, Nickel, Air (yes!)
Missouri, USA
THIS IS AN ONGOING ITEM!

OBSESSION: SPYING
Hollow coin to transfer messages between borders, between lovers and between betweens.
Oh Boy:
Jan. 11, 2007: The U.S. issues a spy coin warning after discovering tiny transmitters planted in Canadian coins...tiny transmitters found on contractors with classified security clearances...The government said the mysterious coins were found planted on U.S. contractors with classified security clearances on at least three separate occasions between October 2005 and January 2006 as the contractors traveled through Canada.
Go to:
http://www.msnbc.msn.com/id/16572783/
Don't you:
Love a Thrill?
What are the Canadians up to, naughty!
Easy to use and plant.