1. John Heartfield (exhibition Berlin, Altes Museum, 16.5 - 11.7.1991 ; Bonn, Rheinisches Landesmuseum, 5.9 - 3.11.1991 ; Tübingen, Kunsthalle, 11.1 - 1.3.1992 ; ...[et al]) / / Edited by Peter Pachnicke and Klaus Honnef ; With contributions vby Petra Albrecht, Hubertus Gassner, Michael Krejsa, ...(et al.).