Pocket Disc
Настоящее имя: Pocket Disc
Pocket Disc was a 4-inch diameter, 33 1/3 rpm format and was sold through vending machines
Americom Corporation manufactured Pocket Discs © from 1968 to 1969.
Americom had licenses from leading record companies for simultaneous release with the 7-Inch 45rpm format for singles at the time.