Douglas XNO-2 Overview The Douglas NO-2 was a 1920s proposal for a reconnaissance aircraft by Douglas. Specifications Aircraft Roles Reconnaissance Aircraft Country United States Timeline 1920s Manufacturer Douglas aircraft View on Wikipedia → ◀ Douglas XNO-1 Engineering Division CO-1 ▶ Similar Aircraft Vought O2U Corsair United States 1920s Douglas O-2 United States 1920s Loening OL United States 1920s Thomas-Morse O-19 United States 1920s Curtiss CS United States 1920s Consolidated O-17 Courier United States 1920s