Columbia subject headings:
Harvard subject headings:
Brill, A. A. (Abraham Arden), 1874-1948--Correspondence.
Luhan, Mabel Dodge, 1879-1962--Correspondence.
Psychoanalysis--United States--History.
Princeton subject headings:
Brill, A. A. (Abraham Arden), 1874-1948--Correspondence.
Intellectuals--United States--Correspondence.
Luhan, Mabel Dodge, 1879-1962--Correspondence.
Psychiatrists--United States--Correspondence.
Psychoanalysis--United States--History.