VAT rate of 17.5% is payable on hammer price plus buyer's premium
Private Collection, Italy, Private Collection, Canada; thence by descent
L. Manna, Gio Ponti, Le Maioliche, Milan, 2000, pp. 206-207, cat. no. 73 (example illustrated)
A pair of vases of this design were exhibited at the III Biennale, Monza, 1927.