Columbia subject headings:
Harvard subject headings:
Bek family.
Prószyński family.
Rabowski family.
Schiele family.
Witkiewicz family.
Zakopane (Poland)--Biography.
Princeton subject headings:
Bek family.
Prószyński family.
Rabowski family.
Schiel family.
Witkiewicz family.
Zakopane (Poland)--Biography.