Colophon
This edition consists of twenty-one copies signed by the artist and numbered in Arabic numbers from 1/21 to 21/21. Each copy consists of a single 40 by 120 cm sheet of Hahnemühle paper, folded to 40 by 15 cm.
On each sheet three overlapping etchings (the second and third being aquatints) have been printed, whose plates were respectively 90, 112 and 115 by 1080 mm. The folded sheet is protected by a 41 by 16 cm paper cover stamped with the title.
The edition has been printed by its editor, Giorgio Upiglio, on his hand press in Milan (Italy).