Photo: Richard Strauss, Smithsonian
Detail, Volta Laboratory disc recording, originally recorded Dec. 29, 1881 and reproduced around 1885 in tinfoil over plaster on cardboard backing.
Sound file: http://bio16p.lbl.gov/Smithsonian/Audio/2013 Release/287860-BL100-D1-MERGE-DC-FIR.wav
ME*287860.02
