Marcuse, Herbert (1898-1979)(2)
Borchardt, Marie Luise (1896-1989)(1)
Galerie Rudolf Hoffmann (Hamburg)(1)
George Allen and Unwin Limited <London>(1)
Insel Verlag Anton Kippenberg <Frankfurt am Main> (1960-1991)(1)
Machado, Antonio (1875-1939)(1)
Marañón, Gregorio (1887-1960)(1)
Marcks, Gerhard (1889-1981)(1)
Mauriac, François (1885-1970)(1)
Meiner, Annemarie (1895-1985)(1)