Stamps Year 1978

252nd Anniv of Dresden Scientific Museums (DDR)
Nemesio Ramirez Lemos
Christmas'78: Posada and piñata
Héctor Blaz Rodríguez
Exchange
Mauricio Medina
Exchange
Mauricio Medina
Exchange
Mauricio Medina
Exchange
Mauricio Medina
Prague 1978
carlos ródenas ferré
Mexico-change
Miguel Angel Sancho
Ponoare
Jose Roberto Lara
810 - 75th anniversary of the German Museum in Munich
joaquín iturrioz