Recording of selections from the Dixieland vs. Bebop concert held May 23, 1948, at the Music Hall at 9th and V Streets, NW, in Washington, DC. Advertisements for the concert indicate that Charlie Parker, Wild Bill Davison, Joe Sullivan, Sir Charles, and George Wettling were among the performers. These selections include tunes not included on the 2008 commercial release "Charlie Parker: Washington D.C. 1948," as well as enough overlap in content (C-Jam Blues, Tiny's Blues) to confirm the event.

Recording of President Harry S. Truman's speech, “Special message to the Congress on the threat to the freedom of Europe,” followed by announcer Mark Austad (later known as Mark Evans) interviewing Senator Glen H. Taylor of Idaho and Rep. Dewey Short of Missouri.

Willis Conover presents a program on the music of Duke Ellington.

Recording of an interview by Willis Conover with Duke Ellington on March 27, 1948. Topics include the story behind the robe Ellington was wearing backstage, musicians, and the re-working of old material. The audio includes announcements of tune selections to be added in the studio later.

Recording of the Duke Ellington band dated January 31, 1948. This date is not listed in the Ellingtonia or Tom Lord discographies.