Columbia subject headings:
Jewish philosophy--Congresses.
Levi ben Gershom, 1288-1344--Congresses.
Philosophy, Medieval--Congresses.
Science, Medieval--Congresses.
Harvard subject headings:
Jewish philosophy--Congresses.
Levi ben Gershom, 1288-1344--Congresses.
Philosophy, Medieval--Congresses.
Science, Medieval--Congresses
Princeton subject headings:
Jewish learning and scholarship--France--History.
Levi ben Gershom, 1288-1344.
Philosophy, Medieval.
Science--History.