Columbia subject headings:
Great Britain--Armed Forces--Equipment--History--20th century.
Great Britain--Armed Forces--Weapons systems--History--20th century.
Great Britain--History, Military--20th century.
Industrial mobilization--Great Britain--History--20th century.
Military art and science--Technological innovations--Great Britain--History--20th century.
World War, 1939-1945--Economic aspects--Great Britain.
World War, 1939-1945--Great Britain.
World War, 1939-1945--Technology.
Harvard subject headings:
Defense industries--Great Britain--History--20th century.
World War, 1939-1945--Equipment and supplies.
World War, 1939-1945--Science--Great Britain.
World War, 1939-1945--Technology.
Princeton subject headings: