Constructivism and the geometric tradition : Selections from the McCrory Corporation Collection (exhibition Denver, Denver Art Museum, 13.11 - 19.12.1982 ; San Antonio Museum of Art, 12.3 - 14.5.1983 ; New Orleans Museum of Art, 11.6 - 14.8.1983...[et al]). - Maytham, Thomas N. (McCrory Corporation,, 1979)