HBC Bastions February 09, 2014 1943 1966 1978 Canada cancel +2 Colorano pex postcard silk slogan cancel USA 1943 1966 1978 Canada cancel Colorano pex postcard silk slogan cancel USA
Danish Dolmens October 01, 2012 1962 1966 2007 ATM Denmark megalith + ofdc 1962 1966 2007 ATM Denmark megalith ofdc
Biskupin October 01, 2012 1966 bronze cachet ceramic +1 Iron Age museum Poland postal stationery postcard postcrossing 1966 bronze cachet ceramic Iron Age museum Poland postal stationery postcard postcrossing
Panagyurishte Treasure July 13, 2012 1966 1999 2010 2012 Bulgaria +3 gold joint issue Kazakhstan maxicard postal stationery postcard registered 1966 1999 2010 2012 Bulgaria gold joint issue Kazakhstan maxicard postal stationery postcard registered
Israel Museum January 30, 2012 1966 Israel joint issue museum ofdc + selvage 1966 Israel joint issue museum ofdc selvage
Ishtar Gate November 19, 2011 1966 2013 Germany Germany East + registered 1966 2013 Germany Germany East registered