Columbia subject headings:
Mommsen, Theodor, 1817-1903. Correspondence.
Wilamowitz-Moellendorff, Ulrich von, 1848-1931--Correspondence.
Harvard subject headings:
Mommsen, Theodor, 1817-1903. Correspondence.
Wilamowitz-Moellendorff, Ulrich von, 1848-1931--Correspondence.
Princeton subject headings:
Classicists--Germany--Correspondence.
Historians--Germany--Correspondence.
Mommsen, Theodor, 1817-1903. Correspondence.
Wilamowitz-Moellendorff, Ulrich von, 1848-1931--Correspondence.