Columbia subject headings:
Harvard subject headings:
Germany. Kriegsmarine--Biography.
Oesterle, Wolfgang--Correspondence.
Sailors--Germany--Biography
Sailors--Germany--Correspondence.
World War, 1939-1945--Naval operations, German
World War, 1939-1945--Personal narratives, German
Princeton subject headings:
Germany. Kriegsmarine--Biography.
Oesterle, Wolfgang--Correspondence.
Sailors--Germany--Biography.
Sailors--Germany--Correspondence.
World War, 1939-1945--Naval operations, German.
World War, 1939-1945--Personal narratives, German.