Among the collection's thousands of metal and lacquer discs and master mono tapes are released and unreleased versions of recordings by such seminal artists as Louis Armstrong, Bing Crosby, Tommy Dorsey, Billie Holiday, the Andrews Sisters, Connee Boswell, Jimmy Dorsey, the Mills Brothers, Guy Lombardo, Ella Fitzgerald, Fred Waring, Judy Garland, and Dinah Washington, among others.
ENGADGET: Library of Congress receives 200,000 vintage master recordings from Universal, will stream them online