Bauhaus Dessau (1925-1932) (1926-1932)(3)
Staatliches Bauhaus Weimar (1919-1925)(3)
Kuczynski, Jürgen (1904-1997)(2)
Metropolitan Museum of Art (1870-)(2)
Ex Libris (New York, NY) (1973-1998)(1)
New York Times (Zeitung) (1851-)(1)
Reszke, Jean de (1850-1925)(1)
Study Conference Productivity and Standards of Living as Influenced by Industrial Relations (1938, The Hague) [vermutlich](1)