 Numerous recordings were made by Janssen and this orchestra for Capitol Records.Janssen formed a partnership with producer David L. Loew to produce the "Musicolor" series of classic musical shorts, including "Toccata and Fugue" (1946) and "Enchanted Lake" (1947), both filmed in Cinecolor.Janssen was the music director of the Utah Symphony 1946–47, the Oregon Symphony 1947–49, and the San Diego Philharmonic (1952–54).