Lt. General William "Wild Bill" Simpson 9th U.S. Army Crossing the Rhine River

A caricature of Lt. Gen. Simpson riding in a tank toward Berlin. Drawn on airmail paper. A caricature of Lt. Gen. Simpson riding in a tank toward Berlin. Drawn on airmail paper. Arnett served with the 603rd Engineer Camouflage Battalion. After training in camouflage deception at Fort Meade in 1943, he became part of a special secret unit, the 23rd Headquarters Special Troops (the so-called 'Ghost Army') in January 1944. He served in Belgium, France, Holland, Luxembourg and Germany. Encouraged by his officers, he did numerous cartoons to improve the morale of his fellow soldiers.