Columbia subject headings:
Astronomy--Study and teaching--Germany--Ingolstadt--History.
Mathematics--Study and teaching--Germany--Ingolstadt--History.
Universität Ingolstadt--History.
Harvard subject headings:
Astronomy--Study and teaching--Germany--Ingolstadt--History.
Ingolstadt (Germany)--Intellectual life.
Mathematics--Study and teaching--Germany--Ingolstadt--History.
Universität Ingolstadt--History.
Princeton subject headings:
Astronomy--Study and teaching--Germany--Ingolstadt--History.
Ingolstadt (Germany)--Intellectual life.
Mathematics--Study and teaching--Germany--Ingolstadt--History.
Universität Ingolstadt--History.