Together with this monument is a sign explaining Filthy Thirteen’s mission for June 5/6 1944. On this sign are photos of paratroopers painting each other’s faces like the Indians did. On the paratroopers helmet the marking E of Engineer is clearly visible. The Engineer is Mariano Ferra of C. company of the 326th AEB. The trooper painting Ferra’s face is Jake Mc Niece, 506th RHQ Company. These photos were taken on Exeter airfield in England on June 5 prior take off for Normandy.