An overview of a small portion of the cylinder. The image shows one of three recording sessions, recorded on the same cylinder. An image processing algorithm has marked the groove bottoms with blue, information that will be used to trace the path of the stylus and produce the recorded sound. Some damage from mold is visible.
An overview of a small portion of the cylinder. The image shows one of three recording sessions, recorded on the same cylinder. This small portion of the cylinder is about 50 seconds of audio. Some damage from mold is visible.