Columbia subject headings:
Educational change--Austria--History--19th century--Congresses.
Educational planning--Austria--History--19th century--Congresses.
Thun, Leo von, Graf, 1811-1888--Influence--Congresses.
Universities and colleges--Austria--History--19th century--Congresses.
Harvard subject headings:
Educational change--Austria--History--19th century--Congresses.
Educational planning--Austria--History--19th century--Congresses.
Thun, Leo von, Graf, 1811-1888--Influence--Congresses.
Universities and colleges--Austria--History--19th century--Congresses.
Princeton subject headings:
Educational change--Austria--History--19th century--Congresses.
Educational planning--Austria--History--19th century--Congresses.
Thun, Leo von, Graf, 1811-1888--Influence--Congresses.
Universities and colleges--Austria--History--19th century--Congresses.