Columbia subject headings:
Appia, Adolphe, 1862-1928--Criticism and interpretation--Congresses.
Choreography--Congresses.
Theater--Switzerland--History--Congresses.
Theaters--Stage-setting and scenery--Congresses.
Harvard subject headings:
Appia, Adolphe, 1862-1928--Criticism and interpretation--Congresses.
Choreography--Congresses.
Theater--Switzerland--History--Congresses.
Theaters--Stage-setting and scenery--Congresses.
Princeton subject headings:
Appia, Adolphe, 1862-1928--Criticism and interpretation--Congresses.
Choreography--Congresses.
Theater--Switzerland--History--Congresses.
Theaters--Stage-setting and scenery--Congresses.