Stamps Category Communications

1167 - Intelsat, International satellite telecommunications
joaquín iturrioz
1165 - Intelsat, International satellite telecommunications
joaquín iturrioz
International Telecommunications Day.
Herman Cudris Castañeda
Colombian League of Radio Amateurs.
Herman Cudris Castañeda
200 - Inauguration of the Zeiten-Marsa Brega line
joaquín iturrioz
198 - Inauguration of the Zeiten-Marsa Brega line
joaquín iturrioz
195 - Third Arab Telecommunications Conference, in Tripoli
joaquín iturrioz
193 - III Arab Telecommunications Conference, in Tripoli
joaquín iturrioz
40th Anniversary of the Colombian Post Office 1919-1959.
Herman Cudris Castañeda
Mexico-change
Miguel Angel Sancho