Columbia subject headings:
Białystok (Poland)--Emigration and immigration--History.
Foreign workers--Poland--Białystok--History.
Germans--Poland--Białystok--History.
Immigrants--Poland--Białystok--History.
Textile industry--Poland--Białystok--History.
Harvard subject headings:
Białystok (Poland)--Emigration and immigration--History.
Foreign workers--Poland--Białystok--History.
Germans--Poland--Białystok--History.
Immigrants--Poland--Białystok--History.
Textile industry--Poland--Białystok--History.
Princeton subject headings: