Herman Cudris Castañeda

Produtividade - Portuguese Productivity Congress - Computer Graphics and Tape.

Produtividade - Congreso de productividad Portuguesa - Gráfica y Cinta de Computadora.
OwnerHerman Cudris Castañeda
ObservationsIssue:1973-04-11 - Expiration:1983-12-31 - Mi:PT 1196, Sn:PT 1167, Yt:PT 1176, Sg:PT 1496, Afi:PT 1178 - Print run of:9,000,000 postage stamps
CountryPortugal
Face value1.00
Year1973
StateUsed
StatusExhibition - Non-transferable
CategoryIllustrations
FormatDiamond
ColorTri-color
PrinterX
Other informationPerforated stamp Air mail
visualizations316