Columbia subject headings:
Harvard subject headings:
Bombing, Aerial--History.
Great Britain. Royal Air Force. Bomber Command--History.
Sawyer, Tom.
World War, 1939-1945--Aerial operations, British.
World War, 1939-1945--Personal narratives, English.
Princeton subject headings:
Bombing, Aerial--History.
Great Britain. Royal Air Force. Bomber Command--History.
Sawyer, Tom.
World War, 1939-1945--Aerial operations, British.
World War, 1939-1945--Personal narratives, British.