Toscanini, Arturo. (1867–1957) AMQS "Iberia."An unusual autograph musical quotation, signed (Arturo Toscanini), in blue ink. 1 page, oblong 11 x 18. 5 cm. Dated "Boston 7 1 921," four bars from Debussy's "Iberia," marked "Allegro." Three hole punches along top margin, not affecting and otherwise fine. Sold together with a vintage 8 x 10 inch glossy photograph. Toscanini's recordings of "Iberia" and other works by Debussy made with the NBC Orchestra, are regarded as definitive by many listeners.