10c rose 'Condor over Mountains' AIRMAIL essay stamp inscribed 'SERVICIO AEREO'. Printed by 'Talleres del Servicio Geografico Militar' (The Military Geographic Dept), perforated and gummed. Very scarce. (Sanabria #EA1)
10c rose 'Condor over Mountains' AIRMAIL essay stamp inscribed 'SERVICIO AEREO'. Printed by 'Talleres del Servicio Geografico Militar' (The Military Geographic Dept), perforated and gummed. Very scarce. (Sanabria #EA1)