Stamps Category O.N.U. Para Cambio

United Nations Flag and Building
joaquín iturrioz
215 - 40th anniversary of APNU, United Nations Postal Administration
joaquín iturrioz
195 - Crime Prevention
joaquín iturrioz
194 - Crime Prevention
joaquín iturrioz
191 - Cinchona officinalis, medicinal plant
joaquín iturrioz
179 - 10th anniversary of the Vienna Center
joaquín iturrioz
222 - United Nations Conference on the Environment
joaquín iturrioz
Geneve - Letter and Emblem
joaquín iturrioz
New York - Union of the people
joaquín iturrioz
UN emblem
joaquín iturrioz