Columbia subject headings:
Harvard subject headings:
Polska Zjednoczona Partia Robotnicza--Party work.
Socialism and education--Poland--Łódź--History.
Student movements--Poland--Łódź
Universities and colleges--Poland--Łódź--History.
Princeton subject headings:
College students--Poland--Łódź--Political activity.
Education, Higher--Łódż--Poland--History.
Polska Partia Robotnicza--Party work.
Polska Zjednoczona Partia Robotnicza--Party work.
Univeristies and colleges--Poland--Łódź--History.