Viking Heritage February 09, 2018 1973 1974 1978 aerogramme europa Isle of Man maxicard ofdc Viking +
A History of Ireland in 100 Objects January 27, 2018 2017 2018 ATM Bronze Age ceramic Ireland lithic postcrossing +
Dolni Vestonice January 27, 2018 1985 2017 cachet cancel ceramic Czech Republic museum ofdc postcrossing venus +
Pyramids of Giza September 29, 2017 1972 2005 2007 airmail censor Egypt joint issue Nepal ofdc unesco United Nations +