Centenary of Telephone – Poland 1976.
A stamp issued by Poland on 10 Mr 1976 to commemorate Centenary of Telephone. A FDC is listed.
Antique Clocks/Telephone, Cancellations, Communications, Earth Stations, First Day Covers, Instruments, Satellite Communication, Satellites/Satellite Links, Space, Spacecrafts
Centenary of Telephone – Poland 1976.
Stamp Digest 