Columbia subject headings:
Sächsische Akademie der Wissenschaften zu Leipzig--History.
Universities and colleges--Baltic States--History.
Universities and colleges--Germany--History.
Universities and colleges--Russia--History.
Harvard subject headings:
Baltic States--Relations--Germany.
Germany--Relations--Baltic States.
Germany--Relations--Russia.
Learned institutions and societies--Germany--History.
Russia--Relations--Germany.
Sächsische Akademie der Wissenschaften zu Leipzig--History.
Princeton subject headings: