London: Dominique Levy Gallery, 2016. First edition. 10 x 7.7 inches. 136 pages. Profusely illustrated in color. Original boards. "Sotto Voce maps the historical progression of the abstract white relief from the 1930s to the 1970s. It includes works by Jean Arp, Ben Nicholson, Lucio Fontana, Piero Manzoni, Sergio Camargo.....