Jan Kaláb, Berlin, 2015. Acrylic on canvas.

Irving Penn, Iceland Poppy (B), New York, 2006. 18.6 x 21 in. Photo: ©The Irving Penn Foundation.

Otto Piene, Kleine Feuerblume (Small Fire Flower), 1963-1964. Oil and soot on canvas.

Michelangelo Pistoletto, Tutti Designers, 1989. Wall-hanging lamp: Neon tube, aluminum, and chrome-plated steel.