In 1908 Edison increased the playing time of the cylinders. From 1888-1902 the speed of the records varied so the record could fit the song, anywhere from 90-144rpm. After 1902 the speed was standardized at 160rpm. In 1908 Edison cylinders...
Berliner enlisted the help of Eldridge Johnson, a sewing machine manufacturer, to adapt a spring motor to his gramophone. Johnson soon became a partner and made several improvements on the machine. This is his first model. It features a paper mache...