Stamps Year 1990

5778 and 5779 ? Indo-Soviet friendship, joint issue
joaquín iturrioz
5707 - Protect Nature, deforestation, tree felled by a circular saw
joaquín iturrioz
birds
David Merino Gòmez
birds
David Merino Gòmez
5705 - Protect Nature
joaquín iturrioz
5746 - Epics of peoples of the USSR
joaquín iturrioz
Equatorial Guinea-change
Miguel Angel Sancho
National symbols
Héctor Blaz Rodríguez
ILLUSTRATION SANTA CHRISTMAS
carlos ródenas ferré
trees in danger of extinction
Héctor Blaz Rodríguez