Columbia subject headings:
Colomb, Georges, 1856-1945--Criticism and interpretation--Congresses.
Harvard subject headings:
Christophe, 1856-1945--Criticism and interpretation--Congresses.
Colomb, Georges, 1856-1945--Criticism and interpretation--Congresses.
Princeton subject headings:
Colomb, Georges, 1856-1945--Criticism and interpretation--Congresses.