Columbia subject headings:
Authors, Polish--19th century--Biography.
Czajkowski, Michał, 1804-1886.
Politicians--Poland--Biography.
Harvard subject headings:
Authors, Polish--19th century--Biography.
Czajkowski, Michał, 1804-1886--Biography.
Politicians--Poland--Biography
Princeton subject headings:
Czajkowksi, Michał, 1804-1886.