Columbia subject headings:
Harvard subject headings:
Canada--Politics and government--1914-1945.
King, William Lyon Mackenzie, 1874-1950
World War, 1939-1945--Canada.
Princeton subject headings:
Canada--History--1914-1945.
Canada--Politics and government--1914-1945.
King, William Lyon Mackenzie, 1874-1950.
World War, 1939-1945--Canada.