The "Kicking Mule" insignia represented 95th Aero Squadron of the United States Army Air Service (USAAS) during World War I. Formed at Kelly Field, Texas on August 20, 1917 and became the first American fighter squadron to fly into combat on February 16, 1918. This emblem was cut from the fabric of a squadron aircraft that flew during the conflict..
This object is not on display at the National Air and Space Museum. It is either on loan or in storage.