Columbia subject headings:
Archives--Poland--Catalogs.
Jews--Poland--Genealogy--Archives--Catalogs.
Jews--Poland--History--Archives--Catalogs.
Harvard subject headings:
Germany--History--Sources.
Jews--Germany--History--Sources.
Jews--Poland--History--Sources.
Jews--Silesia--History--Sources.
Poland--History--Sources.
Silesia--History--Sources.
Princeton subject headings:
Germany--History--Sources.
Jews--Germany--History--Sources.
Jews--Poland--History--Sources.
Poland--History--Sources.