Luis Ruiz

Stamps Category Communications Luis Ruiz

                                           
Microphone
                                  Australia
                                
Radio waves and cross
                                  Netherlands Antilles
                                
Radio studio and transmitter
                                  Netherlands Antilles
                                
Postman's Day - Souvenir sheet
                                  Venezuela
                                
Historical Mailboxes To 1850 - 1920 (GDR)
                                  Germany
                                
Mailbox, about 1900 (GDR)
                                  Germany
                                
Mailbox, about 1860 (GDR)
                                  Germany
                                
Historical Mailboxes (To 1850) (GDR)
                                  Germany
                                
Radio telescope (GFR)
                                  Germany
                                
Raisting earth station (GFR)
                                  Albania