Columbia subject headings:
Hauptmann, Gerhart, 1862-1946--Homes and haunts--Poland--Jagniątków.
Haus Wiesenstein (Jagniątków, Poland)
Harvard subject headings:
Hauptmann, Gerhart, 1862-1946--Homes and haunts--Poland--Jagniątków.
Haus Wiesenstein (Jagniątków, Poland)
Princeton subject headings:
Authors, German--Biography.
Hauptmann, Gerhart, 1862-1946--Homes and haunts--Poland.
Hauptmann, Gerhart, 1862-1946.