"Circa 1911
The machine has the model O reproducer set horizontally. The rod at the front of the repoducer can be rotated to play 2 or 4-minute cylinders. This model has a wooden cygnet horn.
Edison in 1902 started to Gold Mould cylinders, this process uses a oversized groove and a large wax master. The master is placed in a vacuum with 2 pieces of gold leaf. High voltage is introduced to the gold leaf in the bell jar, and vaporizes...
Edison in 1902 started to Gold Mould cylinders, this process uses a oversized groove and a large wax master. The master is placed in a vacuum with 2 pieces of gold leaf. High voltage is introduced to the gold leaf in the bell jar, and vaporizes...
Edison in 1902 started to Gold Mould cylinders, this process uses a oversized groove and a large wax master. The master is placed in a vacuum with 2 pieces of gold leaf. High voltage is introduced to the gold leaf in the bell jar, and vaporizes...
"Circa 1911
The auto-player piano features a vacuum system that pushes a rod up into a part of the piano action to send each hammer to the strings, plus more pneumatics to drive the motor, activate the sustain pedal, and in some cases control the...
