Stamps Category Communications

1192 ? Effelsberg Radio Telescope
Manuel Briones
RA49 - Communication
Manuel Briones
RA49 - Communication
Manuel Briones
Government Palace - Quito - Correo del Ecuador, Ordinary Service - Series: 1944
Herman Cudris Castañeda
4735 - Intercosmos, Soviet-Cuban space flight
joaquín iturrioz
High altitude roads
Jorge Gomez Rosas
THE EARTH - 10th Anniversary of the Humboldt Planetarium
Herman Cudris Castañeda
Germany-change
Miguel Angel Sancho
airplane
maria antonia lorenzo
first Hungarian phone Y2761
maria antonia lorenzo