ACHILLE PIER GIACOMO CASTIGLIONI FOR FLOS LAMP by Pier Giacomo and Achille Castiglioni on artnet
143: ACHILLE AND PIER GIACOMO CASTIGLIONI, Mezzadro stool < A Seat for One: Historical Stools from the JF Chen Collection, 15 September 2022 < Auctions | Wright: Auctions of Art and Design