The Library of Congress recently made more than 10,000 historical recordings available to the public online. Just browse: http://www.loc.gov/jukebox/ This morning I discovered a 1904 recording of Enrico Caruso singing "Chiudo gli occhi" from Massenet's Manon. http://www.npr.org/blogs/therecord/2011/05/11/136185857/library-of-congress-launches-national-jukebox