Private collection, Milan; Karsten Greve, Cologne; Private collection recorded at the Opera 'Archive Lucio Fontana, Milan, n. 342/27.
Lucio Fontana. A teacher and his techniques, Cortina d'Ampezzo, Art Gallery Frediano Farsetti 26 December 2005 - 6 January 2006, then Milan, Farsettiarte, 1 - February 28, 2006, cat. n. 33, illustrated in color. Study for the space environment Exaltation of a form made ??for the exhibition From Nature to Art, Venice, Palazzo Grassi