50 minutes | Tuesday, 4 March 2025
The telephone switchboard was a real wonder of technology and laid the groundwork for the next generation of connectivity. Learn how these things worked today.See omnystudio.com/listener for privacy information.
50 minutes | Tuesday, 4 March 2025
The telephone switchboard was a real wonder of technology and laid the groundwork for the next generation of connectivity. Learn how these things worked today.See omnystudio.com/listener for privacy information.