Columbia subject headings:
Population transfers--Poland--Silesia (Voivodeship)
Rural population--Silesia, Lower.
Harvard subject headings:
Migration, Internal--Poland--Silesia (Voivodeship)
Reconstruction (1939-1951)--Poland--Silesia (Voivodeship)
Silesia (Poland : Voivodeship)--Rural conditions.
Silesia, Lower (Poland and Germany)--Rural conditions.
Princeton subject headings: