Kurt Schwitters : A portrait from life ; With Collision, a science-fiction opera libretto in banalities - Steinitz, Kate Traumann, 1889-1975; Haas, Robert Bartlett; Coplans, John; Hopps, Walter (Berkeley : University of California, 1968)
"Collision" (p. 149-202) is a translation of "Zusammenstoss", an unpublished comic opera from 1928.
Keywords: Schwitters, Kurt, -- 1887-1948.; German literature; Painting