Flexi-discs – Eva-tone Sound Sheet: Lee Collins, “Oh, Didn’t He Ramble”, Label # MAL 741, 1960s.

A thin flexible vinyl sheet with a molded-in spiral stylus groove designed to be played on a normal turntable. Some even had a designated space to place a coin to weigh down the sheet. These were introduced in 1962 and were often included as inserts in magazines.

Listen to "Oh, Didn't He Ramble" as performed by Kid Ory's Creole Jazz Band, ft. Louis Armstrong on trumpet