This is the only mask of this kind ever made by Ermanno Nason and was made in 1985 A horned mask in transparent glass decorated with filaments and applications in blue, red and lattimo (milky glass). Entirely iridescent. The Maestro has created only two such masks in his working life and, moreover, one differs from the other in form and the features of the face. Ring of glass at the top to be hung on a wall. Original preparatory drawing included. Signed. H. 20.1" Certificate of Authenticity from the author of the book. Bibliography: This is the exact piece published on “I VETRI DI ERMANNO NASON/ The Glass Sculptures of Ermanno Nason”, Sergio Gnesin, 2003 pp. 132,133. Free Shipping