"Published with the assistance of the J. Paul Getty Trust.".
Catalog of an exhibition Paul Klee, held at Museum of Modern Art, New York, Feb. 12-May 5, 1987, Cleveland Museum of Art, June 24-Aug. 16, 1987, and Kunstmuseum Bern, Bern, Switzerland, Sept. 25, 1987-Jan. 3, 1988.