Columbia subject headings:
Harvard subject headings:
Radio broadcasting--Norway.
Radio operators--Norway--Biography.
Rørholt, Bjørn A.
World War, 1939-1945--Personal narratives, Norwegian.
World War, 1939-1945--Underground movements--Norway.
Princeton subject headings:
Radio broadcasting--Norway.
Radio operators--Norway--Biography.
Rørholt, Bjørn A.
World War, 1939-1945--Personal narratives, Norwegian.
World War, 1939-1945--Underground movements--Norway.