Columbia subject headings:
Harvard subject headings:
Aristocracy (Social class)--Silesia--History.
Nobility--Silesia--History.
Schaffgotsch family.
Silesia--Genealogy.
Silesia--History--Sources.
Princeton subject headings:
Aristocracy (Social class)--Silesia--History.
Nobility--Silesia--History.
Schaffgotsch family.
Silesia--Genealogy.
Silesia--History--Sources.