The Armed Forces Radio Service recorded this jazz festival, and broadcast twenty-four 30 minute programmes, under the title, "This Is Jazz!" All were introduced in the same way ........
"Chicago Stadium, Chicago, Illinois. The first Playboy Jazz Festival ... This is Jazz! Yes, it's jazz from Chicago, recorded live at the first Playboy Jazz Festival in stereophonic, high-fidelity sound, especially for this radio network. You'll be hearing the complete performances of your favorite jazz artists.
This is what is happening in Chicago -- This is Jazz!