Columbia subject headings:
Harvard subject headings:
Russian Germans--Biography.
Russian Germans--Social conditions--20th century.
Wall, Jakob--Diaries.
Wall, Jakob--Exile.
Wall, Jakob--Family.
World War, 1939-1945--Personal narratives, German.
World War, 1939-1945--Soviet Union--Biography.
Princeton subject headings:
Russian Germans--Biography.
Russian Germans--Social conditions--20th century.
World War, 1939-1945--Personal narratives, German.
World War, 1939-1945--Soviet Union--Biography.