Columbia subject headings:
Harvard subject headings:
Authors, German--20th century--Biography--Congresses
Authors, German--20th century--Biography--Exhibitions.
Jewish authors--Germany--Congresses.
Jewish authors--Germany--Exhibitions.
Wassermann, Jakob, 1873-1934--Congresses.
Wassermann, Jakob, 1873-1934--Exhibitions.
Princeton subject headings:
Wassermann, Jakob, 1873-1934--Congresses.