30 track compilation contains broadcasts and private recordings from Louis Armstrong and His Band, The Boswell Sisters (with piano accompaniment, and also accompanied by the Ramblers), Coleman Hawkins (with the Ramblers, and also with Martin Roman, Anny Xhofleer and Theo Koppes), Benny Carter with members of the AVRO Dance Orchestra, Freddy Johnson (with Harry Pohl and His Orchestra, and also with Phyllis van Anrooy and Maurice van Kleef), and Eddie South and his Orchestra (with Mabel Mercer, and also with South"s Quintet).