Here began experimental project which Edison claimed took
C
five years and three million dollars! This extensive R&D
project marked Edison's active return after his "retirement" in
1908. Edison's experience the phonograph
business told him that the most important part the new disc
product was the duplication records. This was the goal of
." Edison oversaw every aspect the disc's
development, spending good deal time the diamond point
which was the selling point the new machine.IX- 6
laboratory the upcoming struggle with Victor, for
preparations were being made for fresh assault the
Victrola market, and this time with Edison disc machine. took important part the disc
project, assisting the work disc recording machinery. Werner had worked with several
experimenters phonographs, including Newman Holland the
dictating machine.®
Sam Moore was tool-maker and designer who often worked
closely with Edison and the 1920s was described his
"right hand man. addition directing the project also played a
major part the experiments, working several aspects of
the disc the lab, assisted Sherwood Moore and George
Werner. The latter had been assigned the recording
department the lab 1903 and had been trained Walter
Miller recording techniques.
One the most important parts the project was
carried out secret the top the Glen Ridge (storage
battery) factory
