The technologies of the 1920s Voice-O-Graph were advanced at the time. A professional recording studio, microphone and record mastering system was built-in to a robotic vending system—with payments included. What other audio media will still be compatible 70+ years later? https://twitter.com/BrianRoemmele/status/1195846321304788992 …pic.twitter.com/9khP0N7EE1
3:42 PM - 16 Nov 2019
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