Stamps Category Communications

Radar ground station
Miguel Rodríguez López
El Chasqui - Mail of the Incas.
Herman Cudris Castañeda
mail car
Nelida Fernandez Besada
Telegraphs - Postage.
Herman Cudris Castañeda
URGENT MAIL.
Doctor Melenuko
Money Order Service.
Herman Cudris Castañeda
Telecommunications
Nelida Fernandez Besada
UPU Universal Postal Union 1874/1974
Nelida Fernandez Besada
U.P.U Centennial
Nelida Fernandez Besada
Mobile Radio Transmitter and Stadium
Nelida Fernandez Besada