When it comes to great jazz music you can hardly beat the live recordings from the height of the 1930s swing era.
There has always been chatter about a mysterious treasure trove of unreleased material known as the Savory collection. Recorded by the audio engineer Bill Savory - these live performances filled nearly 1,000 discs.
Now the entire collection has been acquired by the National Jazz Museum in Harlem. The museum's curator, Loren Schoenberg, takes us on a spin through this unique part of jazz history.
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