Zurich-Hottingen: first semi-automatic switchboard goes into operation.
Directory inquiries goes into operation (number 11).
Introduction of the recorded message (in this case the radio programme) available via telephone.
Introduction of the speaking clock (number16).
First coin-operated public telephone goes into operation.
Switzerland boasts 500,000 telephone subscribers.
Introduction of the first transalpine directional transmitter (Berne - Lugano, via Jungfraujoch) brings the Swiss network up to date.
Pilot project at the Studio Bellerive in Zurich marks the dawn of the television era. Switzerland opts for the 625-line standard.
People on both sides of the Atlantic are now able to ring each other up, thanks to the first transatlantic telephone cable.
Launch of the second VHF radio channel.
Black-and-white television is here to stay.
Switzerland boasts one million telephone subscribers.
Transformation of the last manually operated switchboard in Schuls makes the Swiss network the world's first fully automated telephone network.