A curved, molded and tinted beechwood and brass “Nr. 721” armchair by Otto Wagner for Jacob & Josef Kohn - circa 1905
31.50 × 22.60 × 22 in.
Aaron Betsky, Philippe Garner et Paola Antonelli, Sitting on the edge: modernist design from the collection of Michael & Gabrielle Boyd, San Francisco Museum of Modern Art/Rizzoli, San Francisco, 1998, p. 38