Columbia subject headings:
Malta--History--1798-1964--Chronology.
Malta--History--Siege, 1940-1943--Chronology.
World War, 1939-1945--Aerial operations, British--Chronology.
Harvard subject headings:
Malta--History--1798-1964--Chronology.
Malta--History--Siege, 1940-1943--Chronology.
World War, 1939-1945--Aerial operations, British--Chronology.
Princeton subject headings:
Malta--History--Siege, 1940-1943.
World War, 1939-1945--Aerial operations.
World War, 1939-1945--Malta.