Posts tagged piano
More about the Tonophone

Coin-operated, pneumatic, and capable of a ten-song playlist, the Tonophone was released by Wurlitzer in 1897. At the heart of the Tonophone was a cylinder that ran the width of the piano. This cylinder was covered in raised metal pins that sort of resemble staples of varying lengths. 

As the song played, the cylinder continuously rotated, and as it did, the pins would lift levers: one lever for each note. In turn, the levers opened valves that pneumatically operated the keys. 

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