The latter two bodies amalgamated in 1939 to form the Faculty of Radiologists, which was granted a Royal Charter in 1953. In 1975, a Supplemental Charter was granted, and the Faculty became the Royal College of Radiologists.
In 1939, the two bodies merged to create the Faculty of Radiologists, which received a Royal Charter in 1953. A supplemental charter was granted in 1975, transforming the Faculty into the Royal College of Radiologists.