Columbia subject headings:
Harvard subject headings:
Baum, Marie--Archives.
Public health--Germany--Archival resources.
Universitätsbibliothek Heidelberg--Catalogs.
Women sociologists--Germany--Archives.
Princeton subject headings:
Baum, Marie--Archives--Catalogs.
Catalogs.
Social reformers--Germany--Archives--Catalogs.
Universitätsbibliothek Heidelberg--Catalogs.
Women social reformers--Germany--Archives--Catalogs.