2779694 Aviation in war (colour litho) by French School, (20th century); Private Collection; (add.info.: Aviation in war. The first reconnaissance flight by an aeroplane over a besieged town. American aviator Charles K Hamilton flying over Ciudad Juarez during the Mexican Revolution. L\'aviation et la guerre. Premiere reconnaissance d\'un aeroplane au-dessus d\'une ville assiegee. Illustration for Le Petit Journal, 26 February 1911.); 穢 Look and Learn.