While their works and forte is classical music, Roger Detmer and Virgil Thomson talk about tape and electronic music. Detmer points out that in some eastern European countries, tape is considered pasee, and yet it's used often to recreate a sound to be used with their orchestras. Both men talk about electronic music and how it's sometimes used to make hand-made music sound artificial.

Ollie Gilbert, folk musician, and Jimmie Driftwood, folk songwriter and musician, discuss and folk music. They also discuss instruments such as banjos, guitars, and musical bows. The two musicians also talk about how music evolves over time and as it is passed through generations.

Contrary to what some people believe, Zero Mostel says that being an actor is not that easy of a job. Everything one knows, Mostel explains, becomes apart of who you are. The more one knows, the better his/her work will be.

Bob Koester, record producer and owner of Delmark Records, the United State's oldest independent jazz and blues label, talks about jazz, blues, and bebop musicians.

Presenting an in-studio performance by the musical group Eclectricity. The members of Eclectricity are Bob Lucas (vocals and guitar), Bill Schwarz (vocals, accordion, and piano) and Miriam Sturm (violin and vocals).

Studs Terkel and Lincoln Mayorga discuss the evolution of American popular piano music with Mayorga playing examples.

Brownie McGhee and Sonny Terry discuss blues music, their backgrounds, and their nearly twenty year collaboration. The duo perform several songs during the interview, including: 00:03:32-00:07:32 "Cornbread, Peas, and Black Molasses" 00:08:50-00:11:50 "Climbing on Top of the Hill" 00:12:35-00:14:30 "Uncle Bud" 00:17:39-00:20:49 unknown song 00:25:16-00:28:15 "That's How I Feel" 00:29:23-00:32:02 unknown song