Heidentor Carnuntum October 26, 2015 2009 2015 Austria joint issue mini sheet postal stationery selvage Slovakia +
Hadrian's Wall October 01, 2012 1986 1993 2005 2009 aerogramme Australia booklet bronze Great Britain Italy joint issue maxicard PHQ postcrossing unesco +
Archaeology March 07, 2011 2009 2010 2011 bronze Bronze Age glass Iron Age mini sheet ofdc Slovenia +
Cyprus through the Ages June 11, 2010 2007 2008 2009 bone Bronze Age ceramic Cyprus maxicard Neolithic ofdc +