Columbia subject headings:
Harvard subject headings:
Anthroposophy.
Authors, American--19th century--Correspondence
Emerson, Ralph Waldo, 1803-1882. Correspondence
Grimm, Herman Friedrich, 1828-1901--Correspondence.
Princeton subject headings:
Anthroposophists--Correspondence.
Emerson, Ralph Waldo, 1803-1882. Correspondence.
Grimm, Herman Friedrich, 1828-1901--Correspondence.