Columbia subject headings:
Harvard subject headings:
Communists--Poland--Biography
Ludwińska, Jadwiga Sabina.
Poland--History--1918-1945
Revolutionaries--Poland--Biography
Princeton subject headings:
Communists--Poland--Biography.
Komunistyczna Partia Polski--Party work.
Ludwińska, Jadwiga Sabina.
Women--Poland--Biography.