Columbia subject headings:
Bishop, William Avery, 1894-1956.
Fighter pilots--Canada--Biography.
Great Britain. Royal Flying Corps--Biography.
World War, 1914-1918--Aerial operations, British.
Harvard subject headings:
Bishop, William Avery, 1894-1956
Bishop, William Avery, 1894-1956.
Fighter pilots--Canada--Biography
Great Britain. Royal Flying Corps--Biography.
Great Britain. Royal Flying Corps--History.
World War, 1914-1918--Aerial operations, British
Princeton subject headings: