Columbia subject headings:
Harvard subject headings:
Okinawa Island (Japan)--Biography.
Sailors--United States--Biography
Simpson, William Penrose.
United States. Navy--Biography.
World War, 1939-1945--Campaigns--Japan--Okinawa Island.
World War, 1939-1945--Equipment and supplies.
World War, 1939-1945--Personal narratives, American.
Princeton subject headings:
Okinawa Island (Japan)--Biography.
Sailors--United States--Biography.
Simpson, William Penrose.
United States. Navy--Biography.
World War, 1939-1945--Campaigns--Japan--Okinawa Island.
World War, 1939-1945--Equipment and supplies.
World War, 1939-1945--Personal narratives, American.