Stamps Year 1990

150 ANIV. FIRST POSTAL STAMP-
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UNIVERSAL ESPERANTO CONGRESS
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150TH ANNIVERSARY OF THE FIRST POSTAL STAMP
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1091 - Christmas
joaquín iturrioz
1066 - White anemone flower
joaquín iturrioz
WORLD HERITAGE OF HUMANITY.
Doctor Melenuko
PACO DURCAL-GUIMARAES
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terrestrial orchid
Nelida Fernandez Besada
terrestrial orchid
Nelida Fernandez Besada
terrestrial orchid
Nelida Fernandez Besada