Columbia subject headings:
Harvard subject headings:
Germany--History--20th century
Jewish women--Germany--Biography
Jewish women--Germany--Correspondence.
Rabinowitz, Sarah Sonja, 1882-1918
Socialists--Germany--Biography
Socialists--Germany--Correspondence.
Princeton subject headings:
Rabinowitz, Sarah Sonja, 1882-1918.
Revolutionaries--Germany--Biography.