On 20 July Toné was conducting escort and patrol duties in MS178A He engaged a hostile which was being chased by a Nieuport. He saw his Buckingham tracers enter the fuselage and right wing as the”Hun machine dived and turned to the right and entered a cloud. The Nieuport and I dived beneath the clouds but could not see the HA owing to thick atmosphere”. [CROSS & COCKADE INT.1995;26(4):191-196, AIR 1/169/15/160/5]
