这 萨沃亚-马尔切蒂 S.56 was an Italian single-engine biplane flying boat trainer and tourer, built by Savoia-Marchetti. Of unequal span, the upper longer than the lower, of wooden construction. Instructor and student sat side by side in separate cockpits, with dual controls; a third cockpit was located just aft that. It used a 52 kW (70 hp) Anzani.
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