Portrait of Minna Beckmann-Tube (1930). Max Beckmann (German, 1884-1950). Oil on cardboard. Nationalgalerie, SMPK, Berlin.
In Beckmann’s work, Minna Beckmann-Tube appears in manifold ways and guises. It is to her that the dedication found in many of his pictures refers: ‘MBSL’ - Max Beckmann seiner Liebsten (Max Beckmann to his dearest) or ‘HBSL’ - Herr Beckmann seiner Liebsten (Herr Beckmann to his dearest).