Moholy-Nagy claimed to create these objects without touching them or even seeing them—how does that work?
László Moholy-Nagy, EM 1, EM 2, and EM 3 (Telephone Pictures), 1923, porcelain enamel on steel, 95.2 x 60.3 cm, 47.5 x 30.1 cm, and 24 x 15 cm (The Museum of Modern Art, New York)