Sergeants Charles Kautz (left, sitting) and Francis Boone of the 9th Air Force direct traffic on a landing strip in France from a peasant cart-control tower conversion on the 30th of July 1944. In the background is a P-51 Mustang nicknamed "Yank". caption on image: "Peasant cart makes a control tower from which Sgt. Charles Kautz (left) and Sgt. Francis Boone direct traffic on a 9th AAF landing strip in France." Handwritten caption on reverse: '"Yank", 30 July '44.' On reverse: Photo From The Merle Olmsted Collection [Stamp].