I saw the meaning of the performance at last. Some movie-merchant had got a graft with the Government, and troops had been turned out to make a war film. It occurred to me that if I were mixed up in that push I might get the cover I was looking for. I scurried down the hill to the nearest camera-man. As I ran, the first wave of troops went over the top. They did it uncommon well, for they entered into the spirit of the thing, and went over with grim faces and that slow, purposeful lope that I had seen in my own fellows at Arras. Smoke grenades burst among them, and now and then some resourceful mountebank would roll over. Altogether it was about the best show I have ever seen. The cameras clicked, the guns banged, a background of boy scouts applauded, and the dust rose in billows to the s