Columbia subject headings:
Bolesławeic (Kalisz, Poland)--Antiquities.
Stoves, Earthenware--Poland--Bolesławiec (Kalisz)
Harvard subject headings:
Bolesławiec (Kalisz, Poland)--Antiquities.
Bolesławiec (Kalisz, Poland)--Buildings, structures, etc.
Castles--Heating and ventilation--Poland--Bolesławiec (Kalisz)--History.
Excavations (Archaeology)--Poland--Bolesławiec (Kalisz)
Princeton subject headings: