The Conqueror sub-series (1950-1956) contains materials related to the development, production, and post-production of the RKO Radio Pictures film The Conqueror (1956). The records consist of correspondence, story development records including screenplay and multiple script revisions, technical notes, and advertising. The bulk of the materials are original orchestral scores with some handwritten annotations. These scores were written by Victor Young and arranged by Sidney and Murray Cutner.