Columbia subject headings:
Art and literature--Congresses.
Artists in literature--Congresses.
Otto-Peters, Louise, 1819-1895--Criticism and interpretation.
Harvard subject headings:
Arts, Modern--19th century--Congresses.
Arts, Modern--20th century--Congresses
Otto-Peters, Louise, 1819-1895--Congresses.
Otto-Peters, Louise, 1819-1895--Influence--Congresses.
Princeton subject headings:
Art and literature--Congresses.
Artists in literature--Congresses.
Otto-Peters, Louise, 1819-1895--Criticism and interpretation.