3-CD box set is the 4th volume in a series containing Beiderbecke's complete recordings & alternate takes. This collection contains his output from June 1928 through Sept. 1930, and features Paul Whiteman & Orchestra, Frankie Trumbauer & Orch., Bix Beiderbecke & His Gang, Hoagy Carmichael & Orch., and Irving Mill & His Hotsy Totsy Gang.