Marxist Hacker 42's Journal: Sound Hacking in the Glass Age

130-year-old recordings brought to life by 3D optical imaging

Before It's News brings you a story straight out of the laboratory- Alexander Graham Bell's Laboratory that is. Modern researchers, handling 6 experimental recordings on copper negative cylinder, glass disc, green wax disc, glass disc, and wax on a binder's board; optically imaged and then digitized the sounds recorded. And you though vinyl was low fidelity!