163 - BERTOIA, Harry (1915–1978) KNOLL INTERNATIONAL (Published by)

BERTOIA, Harry (1915–1978) KNOLL INTERNATIONAL (Published by) The so-called “Diamond” armchair, model 421, and a matching chair, featuring a diamond-shaped shell made of a lattice of welded steel rods coated in white. Base made of black-lacquered steel rods in a crisscrossed arch design; the shell is bolted to the frame with flat brackets. Model created in 1952 Armchair: Height 76 cm – Width 84.5 cm – Depth 72 cm Chair: Height 76 cm – Width 53.5 cm – Depth 55.5 cm - Bibliography: Nancy N. Schiffer and Val O. Bertoia, *The World of Bertoia*, Atglen, Schiffer Publishing, 2003; armchair listed on p. 46 and chair listed on p. 48 – Y. Amic, “Les Assises du siège contemporain,” Paris, Musée des Arts décoratifs, May 3–July 29, 1968; the chair is listed on p. 36 as no. 35 and the armchair on p. 37 as no. 36. - History: Knoll Associates launched the model with an advertisement that has remained famous: “Take Wire. Add Poetry.”