Columbia subject headings:
Jews--Poland--Congresses.
Poland--Ethnic relations--Congresses.
Poland--Foreign relations--1918-1945--Congresses.
Poland--History--1918-1945--Congresses.
Poland--Intellectual life--1918-1945--Congresses.
Poland--Social conditions--Congresses.
Polish literature--20th century--Congresses.
Harvard subject headings:
Jews--Poland--Congresses.
Poland--Ethnic relations--Congresses.
Poland--Foreign relations--1918-1945--Congresses.
Poland--History--1918-1945--Congresses.
Poland--Intellectual life--1918-1945--Congresses.
Poland--Social conditions--Congresses.
Polish literature--20th century--Congresses.
Polish literature--20th century--History and criticism--Congresses.
Princeton subject headings:
Jews--Poland.
Poland--Ethnic relations.
Poland--Foreign relations--1918-1945.
Poland--History--1918-1945.
Poland--Intellectual life--1918-1945.
Poland--Social conditions.
Polish literature--20th century.