Columbia subject headings:
Harvard subject headings:
Cohn, Willy, 1888-1941--Diaries.
Historians--Poland--Wrocław--Biography.
Holocaust, Jewish (1939-1945)--Poland--Wrocław--Sources.
Jews--Persecutions--Poland--Wrocław--History--Sources.
Jews--Poland--Wrocław--Biography.
Wrocław (Poland)--History--Sources.
Princeton subject headings:
Cohn, Willy, 1888-1941--Diaries.
Diaries.
Historians--Poland--Wrocław--Diaries.
Holocaust, Jewish (1939-1945)--Poland--Wroclaw.
Jews--Poland--Wrocław--Diaries.
Silesia--History--20th century.
Wrocław (Poland)--Ethnic relations.
Wrocław (Poland)--Social life and customs.