Columbia subject headings:
Dauthendey, Max, 1867-1918.
Falke, Gustav, 1853-1916.
Harvard subject headings:
Dauthenday, Max, 1867-1918.
Dauthendey, Max, 1867-1918.
Falke, Gustav, 1853-1916.
Princeton subject headings:
Dauthenday, Max, 1867-1918.
Falke, Gustav, 1853-1916.