Columbia subject headings:
Ruge, Arnold, 1802-1880--Correspondence.
Harvard subject headings:
Hegel, Georg Wilhelm Friedrich, 1770-1831--Influence.
Philosophy, German--19th century.
Ruge, Arnold, 1802-1880--Correspondence.
Princeton subject headings:
Hegel, Georg Wilhelm Friedrich, 1770-1831--Influence.
Philosophy, German--19th century.
Ruge, Arnold, 1802-1880--Correspondence.