Columbia subject headings:
German language--History--Congresses.
Grimm, Jacob, 1785-1863--Language--Congresses.
Grimm, Wilhelm, 1786-1859--Language--Congresses.
Harvard subject headings:
Princeton subject headings:
Grimm, Jacob, 1785-1863--Congresses.
Grimm, Wilhelm, 1786-1859--Congresses.
Philologists--Germany--Congresses.