Columbia subject headings:
Hitler, Adolf, 1889-1945--Homes and haunts--Poland--Poznán.
Poznań (Poland)--Buildings, structures, etc.
Poznań (Poland)--History--20th century.
Harvard subject headings:
Hitler, Adolf, 1889-1945--Homes and haunts--Poland--Poznań.
Poznań (Poland)--Buildings, structures, etc.
Poznań (Poland)--History--20th century.
Princeton subject headings: