Columbia subject headings:
Country life--Poland--Mazury (Region)--History--19th century.
Country life--Poland--Warmia--History--19th century.
Mazury (Poland : Region)--Social life and customs--19th century.
Warmia (Poland)--Social life and customs--19th century.
Harvard subject headings:
Ethnology--Poland--Mazury (Region)
Ethnology--Poland--Warmia.
Princeton subject headings: