Columbia subject headings:
Harvard subject headings:
World War, 1939-1945--Underground movements--Norway.
Princeton subject headings:
Norway--History, Military.
Norway--History, Naval.
Norway--History--German occupation, 1940-1945.
Norwegians--Scotland--Shetland--History--20th century.
Refugees--Scotland--Shetland--History--20th century.
World War, 1939-1945--Refugees.
World War, 1939-1945--Scotland--Shetland.
World War, 1939-1945--Underground movements--Norway.