was founded in 1960 by Ernst Benkert, Francis R. Hewitt, and Ed Mieczkowski in the studio of Ernst Benkert in Springs, Long Island, NY, USA. The group organized several exhibitions in self-operated galleries: the 10021 Gallery, Cleveland, OH, and the Anonima Gallery, New York, NY. It disbanded in 1971.
Exhib.: 1962, Recent Development in Visual Design: Perception and Constructs, 10021 Gallery, Cleveland, OH. 1965, The Responsive Eye, The Museum of Modern Art, New York. 1967, Perceptual Inquiry I: Overlap, Anonima Gallery, New York.