Columbia subject headings:
Harvard subject headings:
Léger, Fernand, 1881-1955--Correspondence.
Musée national d'art moderne/Centre de création industrielle (France)
Painters--France--Correspondence.
Poughon, Louis, 1882-1959--Correspondence.
World War, 1914-1918--Art and the war
Princeton subject headings:
Léger, Fernand, 1881-1955--Correspondence.
Painters--France--Correspondence.
Poughon, Louis, 1882-1959--Correspondence.
World War, 1914-1918--France.
World War, 1914-1918--Sources.