Columbia subject headings:
Harvard subject headings:
Natural history--Study and teaching--Germany (West)--Marburg--History.
Philipps-Universität Marburg
Princeton subject headings:
Mathematics--Study and teaching (Higher)--Germany(West)--Marburg--History.
Philipps-Universität Marburg--History.
Science--Study and teaching (Higher)--Germany (West)--Marburg--History.