Which Allied aircraft during World War 2 did the German soldier fear the most? The fighters? The heavy bombers? When questioned, many Germans said they most feared the Piper Cub, a tiny canvas and steel-framed craft that carried no armament. They were feared because they could loiter high over the battlefield and accurately direct devastating artillery fire. The Germans tried to knock these planes down by any means possible. The Army’s designation for the Piper Cub was the L-4. The L stood for