Columbia subject headings:
Grimm, Jacob, 1785-1863--Correspondence.
Grimm, Wilhelm, 1786-1859--Correspondence.
Philologists--Germany--Correspondence.
Harvard subject headings:
Grimm, Jacob, 1785-1863--Correspondence.
Grimm, Wilhelm, 1786-1859--Correspondence.
Hildebrand, Rudolf, 1824-1894--Correspondence.
Lexer, Matthias, 1830-1892--Correspondence.
Philologists--Germany--Correspondence.
Weigand--Correspondence.
Princeton subject headings:
Grimm, Jacob, 1785-1863. Correspondence.
Grimm, Wilhelm, 1786-1859--Correspondence.
Philologists--Germany--Correspondence.