Possibly the prototype which went into limited production with 30 delivered to the US Army Air Service. French design, US built. One sent to France for evaluation. Photo from: National Archives at College Park, Maryland

This LUSAC 11 is the only example still extant and was acquired from the Musee de l'Air in Paris by the National Museum of the USAF in 1989, where it is now on display. It wears the markings as it appeared while at the Allied test facility in Orly, France, in late 1918.