Columbia subject headings:
Educational change--Germany--Prussia--History--19th century--Congresses.
Higher education and state--Germany--Prussia--History--19th century--Congresses.
Humboldt-Universität zu Berlin--History--19th century--Congresses.
Universities and colleges--Germany--Berlin--History--19th century--Congresses.
Universities and colleges--Germany--Bonn--History--19th century--Congresses.
Universities and colleges--Germany--Prussia--History--19th century--Congresses.
Universities and colleges--Poland--Wrocław--History--19th century--Congresses.
Universität Bonn--History--19th century--Congresses.
Uniwersytet Wrocławski--History--19th century--Congresses.
Harvard subject headings:
Educational change--Germany--Prussia--History--19th century--Congresses.
Higher education and state--Germany--Prussia--History--19th century--Congresses.
Humboldt-Universität zu Berlin--History--19th century--Congresses.
Universität Bonn--History--19th century--Congresses.
Universities and colleges--Germany--Berlin--History--19th century--Congresses.
Universities and colleges--Germany--Bonn--History--19th century--Congresses.
Universities and colleges--Germany--Prussia--History--19th century--Congresses.
Universities and colleges--Poland--Wrocław--History--19th century--Congresses.
Uniwersytet Wrocławski--History--19th century--Congresses.
Princeton subject headings:
Educational change--Germany--Prussia--History--19th century--Congresses.
Higher education and state--Germany--Prussia--History--19th century--Congresses.
Humboldt-Universität zu Berlin--History--19th century--Congresses.
Universität Bonn--History--19th century--Congresses.
Universities and colleges--Germany--Berlin--History--19th century--Congresses.
Universities and colleges--Germany--Bonn--History--19th century--Congresses.
Universities and colleges--Germany--Prussia--History--19th century--Congresses.
Universities and colleges--Poland--Wrocław--History--19th century--Congresses.
Uniwersytet Wrocławski--History--19th century--Congresses.